bbbb bbbs bbeb bblb bbls bbpr bebb bebe bebi beeb beef beel beep beer bees befe beff beil beir beis bele beli bell belp bels belu bere beri berr bers beru bes- bese bess beur bffl bffs bfpp bfsi bfsr bibb bibe bibi bibl bibs bieb bief biel bier bies bieu biff bifi biis bile bili bill bils bilu bipp bips bipu birb bire biri birl birr birs biru bis- bise bisl bisp biss bisu bleb blee blei bles bleu blip blir blis blls blsp blss blub blue bluf blup blur blus bpel bpfl bpsu breb bree bref brei brel brep brer bres brfu brie bril bris brlp brls brrr brrs brsb brsr brue brup brus bseb bsee bser bses bsff bsfs bspp bspr bsse bsup bubb bube bubi bubs bubu buel buer bueu bufe buff bufr buie buif buir buis buiu bulb bule buli bull buls bulu bups bur- burb bure buri burl burp burr burs buru buse busi buss busu buus ebbr ebbs ebel eber ebes ebis ebli ebru ebul ebur ebus eeee eees eefe eefl eele eels eeps eers eese eesi efbr efes effi effs efil efsi eiei eier eies eifs eile eipr eire eirs eise eiss el-b el-p elbe elbi elbu elee elef eler eles elfe elfi elfs elie elif elil elis elle elli ells ellu elpe elpi else elsu elue elui elul elus epee eper epes epi- epie epil epip epis eple epll eppp epps eprb eprp eprs epsf epsi epsp epss epub epus erbb erbe ereb erei erel erer eres erfs erie eril eris eriu erle erli erll erpe erps erre errs erse ersi erub erur erus esbs esee esel eser eses esfp esfs esie esil esis esli eslp espe espi espp esps esri esse essi essl essp essu esuf esui esus eubi euer eufi eule eur- eure euse fbis fble fbrs fbus febs feeb feel feer fees fefe feff fefi feie feil feir feis fele felf feli fell fels feps ferb fere ferr fers feru fese fess feus ffee ffff ffii ffps ffrr ffss fibe fibp fibs fief fiel fier fies fife fiff fifi fiii fiil file fili fill fils fipp fips fire firs fise fisi fiss fisu flee fler fles flii flip flis flub flue fluf flur flus fprf free frei frep fres frib frie fril frip fris frps frsb frub frue fsfi fspf fssf fssp fubb fubs fubu fuel fuff fufu fuil fuir fule fuli full fuls fulu fur- fure furi furl furr furs fuse fusi fuss fusu i-be ibes ibfi ibie ibis ible ibri ibsf ibss ibus ieie iele iels iere ieri iers iesi iesr iesu ifbb ifel ifer ifes ifil ifis ifps ifrb ifrf ifri ifsb ifsp iies iiie iiii iiis iipf iirs iisi iisp iisr iisu ile- iler iles ilie ilir ilis ill- ille illi illp ills ilpe ilpr ilre ilse ilus iper ipes ipie ipil ippf ippr ipri ipse ipsi ipsp ipss ipur ipus irbe irbp iree irel irer ires irfe irfu iri- irie iril irip iris irlb irpe irps irre irri irrs irse irsf irsp irul irus isbe isbl iseb isee isel isep iser ises isfp isie isil isis isle isls ispe ispf ispr isps isri isrp isse issf issi issp issr isss issu isup isus iuef iuel iuiu iupp iuse iuss lblr lbrs le-u lebu leef leel leep leer lees lefe leff leib leie leif leil leir leis lele leli lell lelu lepe lepi lepp leps lere lerp lese less lesu leur libe libr libs libu lieb lief liel liep lier lies lieu life liff lifl liii liir liis lilb lile lili lill lils lilu lip- lipb lipe lipi lipl lipp lips lipu lire liri lirl lirp lirr lirs liru lise lisi lisp liss lisu liue liuf lius llbs llef lles lleu llll llps lpfp lppl lprp lpss lrif lrps lrpu lrrr lrse ls-r lsbu lses lspl lspr lssp lssr lube lubs luef luer lues lufe luff lufu luif luis lule luli lull lulu lupe lupi lupu lure luri lurs luse lusi luss luup pbil pblu pbrf pbrs pbsp pebl peel peep peer pees peff pefs peil peip peir peis pel- pelb pele pelf pell pels pelu pepe pepi peps per- pere perf peri perl perp perr pers peru pese pesi pess pesu peul peur pfff pffr pfis pfli pfps pfui pibb pibi piel piep pier pies piff pifs piip pil- pile pili pill pils pilu pipe pipi pipp pips pire piri pirl pirr pirs piru pise pisi piss pisu pius plbr ple- pleb plee plei ples pleu plff plib plie plif plip plis plpp plri plsi plss plue plup plur plus pper ppib ppie ppif pple ppli pppp ppps pprf ppru ppsf ppss ppur prbs pre- preb pree pref prel prep pres preu prfs pri- prie prif prii pris prle prlr prls prps prri prrs prse prsi prsl prss prue pruf prus pruu psbr pseb psei psel psfs psil psip psis pspi pspp pspr psps psrp psse pu-e pube publ pubs pubu puel puer pueu puff puir puis puiu pule puli pull pulp puls pulu pupe pupi pupl pups pupu pur- purb pure puri purl purp purr purs puru pusi puss rbbb rbbr rbbs rbis rble rbsl rbsp rbss rebb rebe rebs rebu reeb reef reel reep rees refe reff refi refl refr refs refu reif reii reil reir reis reiu relb rele rell relp rels repe repi repl repp repr reps repu rere reri rers reru rese resi resp ress reue reuf reul reup reus reuu rfef rffl rib- ribe ribs ribu rief riel riep rier ries rieu rife riff rifs rifu riif riis rile rill rilp rilu ripe ripi ripl ripp ripr rips rire riri rirs rise risi risp riss risu riue rius rlee rlef rleu rlif rlls rpii rpls rpps rrif rrle rrrr rrsp rsbi rsee rsis rslp rspb rsps rsre rssl rubb rube rubi rubp rubs rubu ruel ruer rues rufe ruff ruif ruis rule rull rupe rupp rure ruri rurp rurs ruru ruse rusi russ rusu s-ib s-ii sbbs