cccc cccf ccci cccp cccs ccfc ccff ccfi ccic ccii ccip ccir ccis ccix ccpp ccpr ccps ccrc ccrf ccri ccrp ccrs ccrt ccsf ccsi ccsp ccss ccst cctc cctt ccxi cfcf cfcs cffr cfit cfix cfpr cfps cfrp cfrt cfrx cfsi cfsx cftc cftr cicc cici cicr cics cict ciff cifs ciii ciis ciit cipf cipp cips circ ciri cirr cirs cirt cis- cisc cisp cisr ciss cist citf citi citp cits citt cixi cpcs cpff cpft cpic cpif cpix cpps cpri cprs cprt cpsc cpsr cpsx cptp cptr cpts crcc crcr crfc crfs cric crif crip cris crit crpc crps crrt crsp crss crst crtc crtf crtp crts cscc cscf csci cscr cscs csfc csfr csir csis csit csix cspc cspi csps cspt csrc csrs cssr cstc cstr csts cstx csxt ctcf ctcp ctfc ctfs ctic ctpp ctps ctrc ctrp ctrs ctsc ctss ctts cxfs cxii cxix cxxi cxxx fccf fccp fcic fcii fcps fcsc fcst ffcc ffff ffii ffps ffrr ffss fftf ficc fics fict fifc fiff fifi fift fiii fipp fips firs fisc fisi fiss fist fitc fiti fits fitt fixt fixx fp-c fpcc fpct fprf frcc frcp frfc fric frip fris frit frps frsc frst fscc fsfi fsix fspc fspf fssc fssf fssp ft-c ftfc ftii ftps ftrs ftsr fxsp iccc iccf icci iccp iccr iccs icct icis icpc icps icrc icrf icrr icrs icrt icsc icsi icsp icsr icss icst ictp icts ifcp ific ifis ifit ifps ifrf ifri ifsc ifsp iiii iiis iiit iipf iirc iirs iisc iisi iisp iisr iist iitr iitt ipcc ipcs ipct ipfc ipix ippc ippf ippr ipri ipsc ipsi ipsp ipss iptc ipts ircc ircs ircx iri- iric irip iris irix irpc irps irrc irri irrs irsf irsp irtf irti irtp irts iscc isci iscp iscr iscs isct isfc isfp isic isis isit ispc ispf ispr isps isri isrp issc issf issi issp issr isss istc isti istp istr ists itcs itic itif itis itpc itrf itri itrs itsf itsi itsp ittf ixxi pccc pccs pcfc pcip pcpp pcps pcrc pcrf pcts pfcs pfff pffr pfft pfic pfis pfit pfps picc pici picr pics pict piff pifs piip pipi pipp pips pirc piri pirr pirs pisi piss pist pitf piti pitr pits pitt pitx pixx ppcc ppci ppcs ppic ppif pppp ppps pprc pprf ppsf ppss ppts pptt prcc prcf prcp prcs prfc prfs pri- prif prii pris prix prps prri prrs prsc prsi prss prtc prti prtp prtr psci psfs psip psis pspi pspp pspr psps psrp pssc psst psts ptcc ptrf pttc rccc rccs rcfc rcic rcis rcpi rcps rcpt rcsc rcsi rcss rctc rcti rcts rffc rfic rftc ricc rics rict riff rifs rift riif riis ripi ripp ripr rips ript riri rirs risc risi risp riss rist riti rits ritt rixc rpcs rpfc rpii rpix rpps rpts rrfc rrif rrrr rrsp rscc rscs rsfc rsis rsps rstp rsts rtcc rtfc rtps rtss rttp rtts s-ic s-ii sccc sccp sccs scct scfc scfi sci- scic scif scip scir scis scit scpi scps scpt scr- scrc scri scrs scsc scsi scsr scst sctc sctr scts sfcc sfcs sffc sfpc sfrc sfss sftp sfts sicc sici sicp sics siff sifr sift siit sipc sipi sipp sips sipt sirc sirf siri sirp sirr sirs sirt sisc sisi siss sist sit- sitc siti sits sitt sixt sixx spcc spcs spfc spfs spic spip spir spis spit spix sppf spps spri sprs spsp spss spst sptc sptr spts srcc srct srfc srfi sris srpc srps srpt srpx srsp srtp srtr sscc ssci sscp sscs ssfc ssfp ssis ssit sspc sspf ssps sspt sspx ssrc ssri ssrs sssc sssf sssi ssss sstc sstp ssts stcc stcp stcs stfc stic stif stip stir stis stit stix stpf stpp stps strc stri strs stsf stsi stss sttc sttr tccc tcfc tctc tcts tfpt tfrs tfsi tfss tftc tftp ticc tics tiff tift tiit tip- tipc tipi tipp tips tipt tiri tirr tirs tisi tiss tist titc titi titp tits titt tixt tpcp tpcs tpir tppp tppr tprs tpsc tptp tptr trcc trfc trfr tri- tric trif trip tris trit trix trpc trpp trps trsi trst trtc trtr tscc tscp tsfc tsis tsix tsps tspt tssf tssi tssr tsst tstc tsts ttcp ttfc ttff ttss tttt txii txtr x-fi xcii xcis xcri xftp xics xiii xisi xist xixi xpcc xtsr xxii xxix xxxi xxxx