cccc cccf ccci cccs ccee ccfc ccff ccfi ccic ccii ccir ccis ccrc ccre ccrf ccri ccrs ccrt ccsf ccsi ccss ccst cctc cctt cec- cece ceci cecs cect ceec cees cef- cefc cer- cerc cere cerf ceri cers cert cery cesc cese cesi cesr cess cest cet- cete ceti cets ceys cfcf cfcs cfcy cffr cfit cfre cfrt cfry cfse cfsi cftc cfte cftr cicc cici cicr cics cict ciee cier cies cife ciff cifs ciii ciis ciit circ cire ciri cirr cirs cirt cis- cisc cise cisr ciss cist cisy cite citf citi cits citt city crcc crce crcr cre- crec cree crei cres cret crfc crfs cric crie crif cris crit crrt crss crst crtc crtf crts cry- crys cscc csce cscf csci cscr cscs csec csee cser cset csfc csfr csir csis csit csrc csrs csse cssr cstc cstr csts csys ctcf ctec ctfc ctfs ctic ctrc ctrs ctsc ctss ctts cyc- cycc cycs cyfe cyfi cyfs cyft cyre cyrs cyrt cyse cyst cyt- cyte cyy- cyyc eccc ecce ecci ecct ecef eces ecfc ecfr ecfs ecis ecit ecrc ecrf ecri ecrr ecsc ecse ecss ect- ectc ectf ects eecs eeee eees eefe eerc eers eery eese eesi eesy eetc eete eets efes efet effi effs effy efic efit efsi eft- efts eics eiec eiei eier eies eifs eire eirs eiry eise eiss eist eisy eitc eiti eitr ercc erce erec erei erer eres eret erfc erfs erft eric erie eris erit errc erre errs erse ersi erst erts eryc erye esce esci escr escs esee eser eses eset esfs esie esis esit esri esse essi esst essy estc este estr ests esty etcc etcs etec etee eter etes etfc etfe etic etre etsi etsy ette etti etty eyec eyer eyes eyet eyey eyfi eyir eyre eyry eyse eyst eyte eyyr fccf fces fcic fcii fcsc fcst fcty fece fect feer fees feet fefc fefe feff fefi feie feir feis feit ferc fere ferr fers fert fery fese fess fest fete feti fetr fets fett feyr feys feyt ffcc ffee ffff ffii ffrr ffss fftf ficc fice fics fict fiec fief fier fies fifc fife fiff fifi fift fiii fire firs firy fisc fise fisi fiss fist fitc fite fiti fits fitt frcc free frei fres fret frey frfc fric frie fris frit frsc frst frye frys fscc fsec fsfi fssc fssf ft-c fter ftfc ftfy ftii ftrs ftse ftsr fyce fyfe fyfi fyre fyrs fyry fyti iccc iccf icci iccr iccs icct icec icee icef icer ices icet icey icis icrc icre icrf icrr icrs icrt icry icsc icse icsi icsr icss icst icts iecc ieet ieie iere ieri iers iesc iesi iesr iest ietf iett ifer ifes iffy ific ifis ifit ifrf ifri ifsc iies iiie iiii iiis iiit iirc iirs iisc iisi iisr iist iitr iitt ircc ircs iree irer ires irfe iri- iric irie iris iriy irrc irre irri irrs irse irsf irte irtf irti irts iscc isci iscr iscs isct isec isee iser ises iset isfc isic isie isis isit isri issc isse issf issi issr isss issy istc iste isti istr ists isty isys itcs itec iter ites itet itic itie itif itis itrf itri itrs itry itse itsf itsi itsy ittf itty iyer iyet iyre iyse rccc rccs rcet rcfc rcic rcis rcsc rcsi rcss rctc rcti rcts rcyc recc rece reci recr recs rect recy reef rees reet refe reff refi refr refs reft reif reii reir reis reit rere reri rers rert rery rese resi ress rest rete reti retr rets rett rety reye reys rfef rffc rfic rftc ricc rice rics rict rief rier ries riet rife riff rifs rift riif riis rire riri rirs risc rise risi riss rist rite riti rits ritt riyf rrfc rrif rrrr rscc rscs rscy rsee rsfc rsis rsre rsts rtcc rtce rtee rtei rtes rtfc rtss rtts ryes ryet ryfe ryff ryft ryif ryis rysy rytt ryyf ryyt s-ic s-ii sccc scce sccs scct sccy scec scee scer scet scey scfc scfe scfi sci- scic scie scif scir scis scit scr- scrc scre scri scrs scry scsc scsi scsr scst sctc sctr scts scye se-c se-e se-f se-i se-s se-t se-y sec- secc sece secr secs sect secy seec seef seer sees seet seey seff sefi seft seie seif seii seir seis seit serc sere serf seri serr sers sert sery sesc sese sesi sess sest set- setc sete setf seti sets sett seye seyf seys seyt sfcc sfcs sfer sffc sfrc sfss sfts sicc sice sici sics siec sief sier sies sife siff sifr sift sify siit sirc sire sirf siri sirr sirs sirt sisc sise sisi siss sist sisy sit- sitc site siti sits sitt sity siyi srcc srct srec sres srfc srfi sris srtr sscc ssce ssci sscs ssec ssee sses sset ssfc ssis ssit ssrc ssri ssrs sssc sssf sssi ssss sstc ssts stcc stcs stec stee stef ster stes stet stey stfc stic stie stif stir stis stit strc stre stri strs stry stsf stsi stss sttc sttr stye styf styr stys syce sycr syer syes syfe syff syfy syis syre syrs syrt syry syse syss syst syte sytt tccc tcfc tctc tcts tecr tecs tect teec teef teer tees teet tefc teff tefi teft teic teie teir teis ter- terc tere terf teri terr ters tery tesc tese tess test tete teti tetr tets tett teye teyr teys tfec tfrs tfsi tfss tftc ticc tice tics tie- tiee tief tiei tier ties tiet tiff tift tiit tire tiri tirr tirs tiry tise tisi tiss tist titc tite titi tits titt tiye tiyi trcc tre- trec tree tref trei tres tret trey trfc trfr tri- tric trie trif tris trit trsi trst trtc trte trtr try- trye trys tscc tsec tses tset tsey tsfc tsis tsse tssf tssi tssr tsst tstc tsts tsys tter ttfc ttff ttss tttt ttys tyce tyee tyer tyes tyet tyfe tyff tyft tyir tyr- tyre tyrf tyrr tyse tyss