cccc cccf ccci cccs cccu ccfc ccff ccfi ccic ccii ccir ccis ccrc ccrf ccri ccrs ccrt ccsf ccsi ccss ccst cctc cctt ccuc ccus ccut cfcf cfcs cffr cfit cfrt cfsi cftc cftr cicc cici cicr cics cict cicu ciff cifs ciii ciis ciit circ ciri cirr cirs cirt cis- cisc cisr ciss cist citf citi cits citt citu ciuc cius crcc crcr crfc crfs cric crif cris crit criu crrt crss crst crtc crtf crts crus crut cscc cscf csci cscr cscs csfc csfr csir csis csit csrc csrs cssr cstc cstr csts csuf csur csus ctcf ctfc ctfs ctic ctrc ctrs ctsc ctss ctsu ctts cucc cuci cufc cuff cufi cui- cuif cuir cuis cuit curf curi curr curs curt cuss cust cusu cut- cutc cuts cutt fccf fcic fcii fcsc fcst ffcc ffff ffii ffrr ffss fftf ficc fics fict fifc fiff fifi fift fiii firs fisc fisi fiss fist fisu fitc fiti fits fitt frcc frfc fric fris frit frsc frst fscc fsfi fssc fssf ft-c ftfc ftii ftrs ftsr ftuc fuc- fuci fuct fufc fuff fufu fuir fuit fur- furi furr furs furt fusc fusi fuss fust fusu futi futs futu iccc iccf icci iccr iccs icct iccu icis icrc icrf icrr icrs icrt icru icsc icsi icsr icss icst icts icus ific ifis ifit ifrf ifri ifsc iiii iiis iiit iirc iirs iisc iisi iisr iist iisu iitr iitt iiuc ircc ircs ircu irfu iri- iric iris irrc irri irrs irsf irtf irti irts irus iscc isci iscr iscs isct iscu isfc isic isis isit isri issc issf issi issr isss issu istc isti istr ists isus itcs itic itif itis itrf itri itrs itsf itsi itsu ittf itur iucc iuiu iuss iust rccc rccs rcfc rcic rcis rcsc rcsi rcss rctc rcti rcts rffc rfic rftc ricc rics rict riff rifs rift rifu riif riis riri rirs risc risi riss rist risu riti rits ritt ritu rius rrfc rrif rrrr rscc rscs rsfc rsis rsts rstu rtcc rtfc rtss rtts ruci ruct rufc ruff ruft ruif ruis ruit rurc ruri rurs ruru rusi russ rust rusu ruti ruts rutt rutu s-ic s-ii sccc sccs scct scfc scfi sci- scic scif scir scis scit scr- scrc scri scrs scsc scsi scsr scst scsu sctc sctr scts scur scut sfcc sfcs sffc sfrc sfss sfsu sfts sicc sici sics sicu siff sifr sift sifu siit sirc sirf siri sirr sirs sirt siru sisc sisi siss sist sisu sit- sitc siti sits sitt situ siui sius siut srcc srct srfc srfi sris srtr sscc ssci sscs ssfc ssis ssit ssrc ssri ssrs sssc sssf sssi ssss sstc ssts stcc stcs stcu stfc stfu stic stif stir stis stit strc stri strs stru stsf stsi stss sttc sttr stuc stuf stur stus stut suc- succ suci sucr sucs suf- sufc suff sufi sufr sufs sufu suir suis suit sur- surc surf suri surr surs surt suru sus- susi suss sust susu suti sutu suus tccc tccu tcfc tctc tcts tfcu tfrs tfsi tfss tftc ticc tics tiff tift tiit tiiu tiri tirr tirs tiru tisi tiss tist titc titi tits titt titu trcc trfc trfr tri- tric trif tris trit trsi trst trtc trtr truc trus trut truu tscc tsfc tsis tssf tssi tssr tsst tstc tsts tsui ttfc ttff ttss tttt tucc tufc tuff tufi tuft tufu tuis tuit tuiu turc turf turi turr turs turt turu tusc tusi tuss tust tuti tuts tutt tutu ucci ucrc ucsc ucsf ucst ucsu ucut ufcu uirr uist uits urci urff urfi urft uric urif uris uriu urri ursi urss ursu urts urur urus urut uscc uscf uscs usfc usfi usfs usif usis ussc ussf ussr usss usst ussu ustc usti usts usui usus utis utri utsc utti uttu uuri uusi uutf uuuu