tril trio trip tris trit troi troo trop tros trot trpp trps trsi trst trtr tsfl tsis tsob tsoi tsol tsop tsos tspo tsps tspt tssf tssi tssr tsst tsts ttbb ttff ttop ttss tttt

-itis bi-lo bibbo bibbs bibio bibis bibos bibri biffi biffo biffs bifor bilbi bilbo bili- bilif bilis billi billo bills bilos bilsi bioss bipib bipil birls birol biros birrs birst birts bisfi bispo bisto bitis bitit bitof bitop bitti bitto bitts blips blirt bliss blist blits blitt blobs blois bloop bloor blorb blorp blort bloso bloss bloto blots blott bo-bo bobbi bobos bobr bobri bobst bobts boffi boffo boffs boilo boils boios boiro boist boito bolis boll- bolli bollo bolls bolos bolti bolto bolts boobs boofs booit bools boops boors boort boost boots bopis bopit borbo borio boris boro- boroo boros borot borro borsi borst borts bosio bosor bossi bosso botis botos botro botti botts bpips bpost brill briot brisb brisi briss brist brito brits britt brobo brobs broft broil broll brolo brool broos bross broto brrrr bsoft btops btr-t btrfs fibis fibr- fibro fili- filip fillo fills filot filst fiori firit firos firpo first fisbo fissi fisto fists fitil fitit fitof fitor fitri fitto fitts flipp flips flipt flirr flirt flist flits flobs floop floor flops floro floss floto fofos foils foios foir- foist folio folli follo foloi fooli fools footi foots fopos forbs forio forit forli foros forro forso forss forst forti forto forts fosil fotos fprot friis frill friol frios fripp friso friss frist frito frits fritt frobs froit froop froot frost frots fsoil fspot fstop ft-lb ftlbs ftpfs ftrtt i-bot ibibo ibill iblis ibros if-- ifill ifits ifrit iftop ifttt iiiii iiris iisir iitti ilfis iliff ilift ilio- ilios illit illos ilori ilost ilots ilsbo ilsol iltis iobit ioooi ioooo iorio iotit iotti ipils ipiti ipopt iport ipsi- ipsos irbis irbit irill irios iris- iriss irobo irori irrit irssi is-is isfit isfor isili isill isilo isios isiro isisi isiti isits isitt islip islot isoff isoft isoli isolo isolt ispot isrib issor istlt istoo istop itbit itfit itfor itisi itiso itobi itoff itols itoss itpro itrip itsit itsof itsso itsto ittoo ittti l-pop l-sit li-fi libis liboi libor libos libri libro lifts liisi lilis lilli lillo lilos lilts lipis lipo- lipos lipot lippi lippo lipps lipsi liril lirio lirot lisio lisis lisps liss- lisso listo lists litir litis litos litsi littb litti llrrs lo-fi lobbo lobi- lobio lobir lobo- lobor lobos lofoi lofos lofts loibl loilo loirs loiss lolif lolis lolli lollo lolls lolol lolos lolti looft lools loops loopt loosi loots lopit loppi lopsi lorio loris loros lorri lostl losts lotio lotis lotof lotor lotos lotrs lotso lotti lotto lotts ltifr o-r-b obits oblio oblis oblos oboli obolo obols oboro obosi obsil offir offis offit offof offto oflos ofoil ofori ofoto ofpop ofsit oilit oilof oirot oitti oliff olios ollio olofi olost olots oltos oobit ooioo ooooo oopsi opio- opir opito oploo oplot opobo oppol oppos opsis opsit optio opto- optot optto orbis orbit orbot orfor oribi orill oriol orist orito orits orlop orlos orobo oropi orosi oroso orost orpit orris orsis orsit ortoo osill osilo oslip ososo ospis ossi- ossil ossip ossis osslt ossos osstp ostil ostir ostis ostri ostro otisb otobi otoli otolo otori otoso ototo otpor otros ottir ottis ottoi ottos pbist pforp pibor piiri piisi pili- pilio pilis pillb pillo pills pilo- pilot pilrb pioli piotr piots pipil pipis pipit pipli pippi pippo pipri pirlo pirol piros pirot pirri pirro pissi pisti pisto pitio pitip pitis pitof pitos pitot pitri pitrs pitso pitti pitto pitts plio- plips plitt ploop ploot plopi plopp plops plots plott plstr po-po poill poist polbo poli- polio polip polis polit polli pollo polls polop polos polti poofs pooli pools poopo poops poori poors poort poost poots popil popis poplr popoi popop popos poppi poppo poro- poroi poros porri porro porto ports posil posio posip posit posof posol posri post- posti postl posto postp posts potof potoo potop potor potos potro potti potto potts priis priit prill priob priol prior priss prist priti pritt probo probs proff profs proft proif proll prolo proof proor proot prop- propl propp propr props propt pros- proso pross prost prot- proti proto prtor psil- psor- psort pssst pssts ptil- ptprb ptprf ptpro ptprr ptprs ptprt ri-fi ribbi ribo- ribot riffs rifts rillo rills rioli riolo riols riots ripio ripit risps risso rissp risti risto ritts rlrts ro-ro robbi robbo robbs robo- robop robor robot robrt rofor roils roiot roist rolfo rolfs rollo rolls rolos roofs rooft roops roosi roost roots ropos rorts rosil rosis rosol rossi rosso rosss rosto rosts rotfl rotis rotls roto- rotol rotor rotos rotot rotti rotto rprop rptor rrsps rsssf s-bot s-iii s-o-r s-oil sibir sibli sibor sibos sibot siftr sifts siili siirt silbo silli sills silos silpi silpo silts sipit sipof sipoo sipos sippi sippo sipsi sipti sirio siris sirop siror siros sirsi sisil sisis sisli sisor sissi sisto sists sitio sitit sito- sitol sitor sitsi sitti slift slip- slips slipt slirp slirt sliss slits slobo slobs sloff sloop sloor sloos sloot slops slorp sloss slots slsts so-il so-lo so-so sobol sobor sobri sofis softs soill soils soirs soli- solis solli solor solos solti soori soort soosi soots sopit sopor sopot soppo sopst sopto sorbo sorbs sorbt sorio sorol soror soros sorso sorti sorts soss- sossi sosti sosto sotil sotio sotol sotoo sotos sotto sotts spiff spili spill spilt spir- spiro spirr spirt spiss spitf spiti spits splib splif split splot spoil spol spolt spoof spool spoor spor- spori sporl sporo spors sport sposi sposo spots sprit sprot sroof sroot srprb sssrb sssss stfis stib- stibb stibo stiff stift stiif stiir stilb still stilo stilp stils stilt stips stiro stirp stirs stirt stitt stobi stobs stoff stoib stoir stoit stoli stoll stolo stolp stols stolt stoob stool stoop stoor stoos stoot stopo stopp stops stopt storb storl storo storr stors stort stoss stots stott strbp strib strif stril strip strit strof strop