iscs isct iscu isec isee isep iser ises iset isic isie isis isit ispc ispe ispr isps isri isrp issc isse issi issp issr isss issu istc iste isti istp istr ists isup isus itcs itec itep iter ites itet itic itie itis itpc itri itrs itse itsi itsp itsu itup itur iucc iuce iuiu iupp iuse iuss iust pccc pcce pccs pcep pcer pcip pcpp pcps pcrc pcre pcse pcte pcts pece peci pecr pecs pect peec peep peer pees peet peip peir peis peit pepe pepi peps per- perc pere peri perp perr pers pert peru pese pesi pess pest pesu pete peti petr pets pett peur peut picc pice pici picr pics pict picu piep pier pies piet piip pipe pipi pipp pips pirc pire piri pirr pirs piru pise pisi piss pist pisu pite piti pitr pits pitt pitu pius ppcc ppci ppcs pper ppic ppie pppp ppps pprc ppru ppss ppts pptt ppur prcc prcp prcs pre- prec pree prep pres pret preu pri- prie prii pris prps prri prrs prsc prse prsi prss prtc prti prtp prtr prue prus prut pruu psci pscu psec psei psip psis pspi pspp pspr psps psrp pssc psse psst psts pstu ptcc pter pttc ptui pu-e puce puer puet pueu puir puis puit puiu pupe pupi pups pupu pur- pure puri purp purr purs puru pusi puss pust put- pute puti puts putt putu puuc rccc rccs rcep rcet rcic rcis rcpi rcps rcpt rcsc rcsi rcss rctc rcti rcts recc rece reci recp recr recs rect recu reep rees reet reii reir reis reit reiu repe repi repp repr reps rept repu rere reri rers rert reru rese resi resp ress rest rete reti retr rets rett reue reup reus reut reuu ricc rice rics rict riep rier ries riet rieu riis ripe ripi ripp ripr rips ript rire riri rirs risc rise risi risp riss rist risu rite riti rits ritt ritu riue rius rpcs rpet rpii rpps rpts rrrr rrsp rscc rscs rsee rsis rsps rsre rstp rsts rstu rtcc rtce rtee rtei rtes rtps rtss rttp rtts ruce ruci ruct ruer rues ruet ruis ruit rupe rupp rupt rurc rure ruri rurp rurs ruru ruse rusi russ rust rusu rute ruti ruts rutt rutu s-ic s-ii sccc scce sccp sccs scct scec scee scep scer scet sci- scic scie scip scir scis scit scpe scpi scps scpt scr- scrc scre scri scrs scsc scsi scsr scst scsu sctc sctr scts scup scur scut se-c se-e se-i se-s se-t se-u sec- secc sece secr secs sect secu seec seep seer sees seet seeu seie seii seip seir seis seit seiu sepe sepi sepp sepr seps sept sepu serc sere seri serp serr sers sert seru sesc sese sesi sess sest set- setc sete seti sets sett seui seur sicc sice sici sicp sics sicu siec sier sies siit sipc sipe sipi sipp sips sipt sirc sire siri sirp sirr sirs sirt siru sisc sise sisi siss sist sisu sit- sitc site siti sits sitt situ siue siui sius siut spcc spcs spec spee sper spes spet spic spie spip spir spis spit spps spri sprs spse spsp spss spst sptc sptr spts spue spui spur spus sput srcc srct srec sres sris srpc srps srpt srsp srtp srtr sscc ssce ssci sscp sscs ssec ssee ssep sses sset ssis ssit sspc sspe ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stcu stec stee step ster stes stet stic stie stip stir stis stit stpp stps strc stre stri strs stru stsi stss sttc sttr stuc stue stup stur stus stut suc- succ suci sucr sucs suee suer sues suet sueu suie suir suis suit sup- supe supp supr sups supt sur- surc sure suri surp surr surs surt suru sus- suse susi susp suss sust susu sute suti sutu suus tccc tccu tcep tctc tcts tecr tecs tect teec teer tees teet teic teie teip teir teis teiu tepe tepi tepp tepu ter- terc tere teri terp terr ters teru tesc tese tesp tess test tete teti tetr tets tett tetu teut ticc tice tics tie- tiee tiei tiep tier ties tiet tiit tiiu tip- tipc tipe tipi tipp tips tipt tipu tire tiri tirr tirs tiru tise tisi tiss tist titc tite titi titp tits titt titu tpcp tpcs tper tpir tppp tppr tprs tpsc tpte tptp tptr tput trcc tre- trec tree trei tres tret treu tri- tric trie trip tris trit trpc trpe trpp trps trsi trst trtc trte trtr truc true trus trut truu tscc tscp tsec tses tset tsis tsps tspt tsse tssi tssr tsst tstc tsts tsui tsup ttcp tter ttss tttt tucc tuei tuer tues tuet tuis tuit tuiu tupe tupi tups tupu turc ture turi turp turr turs turt turu tusc tusi tuss tust tute tuti tuts tutt tutu u-ie u-rp ucci uccp uces ucrc ucsc ucst ucsu ucut ueir uepi uers uess uies uipi uirr uise uist uits upci upcs upic upie upis uppc uppe uppp uppu upri upsc upse upsi upup urci ure- ures uret uric urie uris uriu urre urri urse ursi urss ursu urte urts urup urur urus urut uscc usce uscs usee user uses uset usie usip usis uspc uspp usps ussc usse ussr usss usst ussu ustc uste usti ustp usts usui usus utec utep uter utes utis utri utsc utti uttu uucp uuri uusi uuuu

-esti -itis -tree c-p-c c-tec ccccc cccii ccett cciii ccitt ccups ceci- cecie cecri ceere ceese ceipp ceirt ceiss cepci cepes cepet cepic cepie cepii cerc- cerce cerci cercs cerec cerer ceres ceret ceric cerie ceris cerps cerre cerrs cerse cerss certe certs cerus cesce cescr cesis cesse ceste cesti cests cetes cetic cetis cette cetus ceuti cicer ciceu cicis cicus cietc cipce ciper cippi cipre cipus circe circs cires ciric cirie ciris cirr- cirri cirs- cirse ciser cises cisie cispp cispr cisse cists cisus citec citee citer cites