cccc cccf ccci cccp cccs ccfc ccff ccfi ccic ccii ccip ccis ccoc ccpp ccps ccsf ccsi ccsp ccss cfcf cfco cfcs cfcy cfos cfpo cfps cfsi cicc cici cico cics ciff cifs ciii ciis cios cipf cipo cipp cips cis- cisc cisp ciss cisy coco cocp cofc coff cofi cofs coif coip cois coof coop coos copi copo copp cops copy cosc cosi coso cosp coss cosy coyf coyo coys cpcs cpff cpic cpif cpio cpos cpps cpsc cpso cscc cscf csci csco cscs csfc csio csis csos cspc cspi csps csys cyc- cycc cycs cyfi cyfs cypc cyps cyy- cyyc fccf fccp fcic fcii fcps fcsc ffcc ffff ffii ffps ffss ficc fico fics fifc fiff fifi fifo fiii fios fipp fips fisc fisi fiss foci foco focs fofo fois foof foos fopp fops fosi foso foss foys fp-c fpcc fscc fsfi fsfo fspc fspf fssc fssf fssp fyfi iccc iccf icci icco iccp iccs icis icoc icos icpc icpo icps icsc icsi icsp icss ifco ifcp iffy ific ifis ifpo ifps ifsc ifso ifsp ifyo iiii iiio iiis iioi iioo iiop iios iipf iisc iisi iisp ioci iocp iofc ioii ioio ioof iooi iooo ioos iops ioso ipcc ipcs ipfc ipop ipos ippc ippf ippo ippy ipsc ipsi ipso ipsp ipss iscc isci isco iscp iscs isfc isfp isic isis iso- isoc isof isop isos ispc ispf isps ispy issc issf issi isso issp isss issy isys iyos occc occi ocfp ocis ocos ocpp ocys off- offc offo offs offy oici oiii oios oipc oisc ooff oofs oofy oooo ooos oops oosi opic opii opio opis opo- opos oppi oppo opps oppy opsi opsy oscc osci osco osii osip osis osoi osoo osos ossi osso ossy osyp oyss pccc pccs pcfc pcip pcos pcpp pcps pcso pfcs pfff pfic pfis pfps picc pici pico pics picy piff pifs piip pipi pipo pipp pips pipy pisi piso piss pisy piyo piys poco pocs poff pofi poio pois poof poop poos pop- popc popi popo popp pops popy posi poso poss posy poyo poys ppcc ppci ppcs ppic ppif ppos pppo pppp ppps ppsf ppss psci psco psfs psip psis psoc psoi psos pspi pspp psps pssc psso psy- psys pyic pyo- pyos pypy pyss s-ic s-ii s-os sccc sccp sccs sccy scfc scfi sci- scic scif scio scip scis scoo scop scpi scpo scps scsc scsi scso sfcc sfco sfcs sffc sfio sfos sfpc sfss sicc sici sico sicp sics siff sifo sify siop sios sipc sipi sipo sipp sips sipy sisc sisi siss sisy siyi soci soco socs socy sofi sofo soic soif sois soof soop soos sooy sopi sopo sopp sops sopy sosi soso soss soyo soys spcc spco spcs spfc spfs spic spio spip spis spoc spoo spop spos spoy sppf spps spso spsp spss spy- spys sscc ssci sscp sscs ssfc ssfp ssis ssoc ssop sspc sspf sspo ssps sssc sssf sssi ssss syco syff syfy syis sypo syso syss yccc yiff yips yiss yoff yoof yoop yopo yopy yosi yoso yoyo ypcc ypsi ysco ysii ysop yspi yyff yyyy