cccc ccci cccp cccs ccic ccii ccip ccir ccis ccoc ccpp ccpr ccps ccrc ccri ccrp ccrs ccsi ccsp ccss cicc cici cico cicr cics ciii ciis cior cios cipo cipp cips circ ciri ciro cirr cirs cis- cisc cisp cisr ciss cisy coco cocp coip coir cois coop coos copi copo copp copr cops copy cor- corc cori coro corp corr cors cory cosc cosi coso cosp coss cosy coyo coyr coys cpcs cpic cpio cpos cpps cpri cprs cpsc cpso cpsr crcc crcr cric crip cris croc croo crop cror croy crpc crps crsp crss cry- cryo crys cscc csci csco cscr cscs csio csir csis csor csos cspc cspi csps csrc csrs cssr csys cyc- cycc cycs cypc cyps cyrs cyy- cyyc iccc icci icco iccp iccr iccs icis icoc icor icos icpc icpo icps icrc icrr icrs icry icsc icsi icsp icsr icss iiii iiio iiis iioi iioo iiop iios iirc iirs iisc iisi iisp iisr ioci iocp ioii ioio iooi iooo ioos iops iori iors ioso ipcc ipcs ipop ipos ippc ippo ippr ippy ipri ipsc ipsi ipso ipsp ipss ircc ircs iri- iric irio irip iris iriy iroc irop irpc irps irrc irri irrs irsp iscc isci isco iscp iscr iscs isic isis iso- isoc isop isor isos ispc ispr isps ispy isri isrp issc issi isso issp issr isss issy isys iyos occc occi ocis ocos ocpp ocro ocrr ocrs ocys oici oiii oios oipc oiry oisc oocr oooo ooos oops oory oosi opic opii opio opis opo- opor opos oppi oppo opps oppy opry opsi opsy orci orco orcs ori- oric orio oris oro- oror oros oroy orpc orpi orps orri orro orrs orry orsi orso orsy orys oscc osci osco osii osip osis osoi osoo osor osos osro ossi osso ossy osyp oyri oyss pccc pccs pcip pcos pcpp pcps pcrc pcso picc pici pico picr pics picy piip pipi pipo pipp pips pipy pirc piri piro pirr pirs piry pisi piso piss pisy piyo piys poco pocs poio pois poop poor poos pop- popc popi popo popp pops popy porc pori poro porr pors pory posi poso poss posy poyo poyr poys ppcc ppci ppcs ppic ppos pppo pppp ppps pprc ppss prcc prcp prcs pri- prii pris pro- proc proo prop pros prps prri prrs prsc prsi prso prss prys psci psco psip psis psoc psoi psos pspi pspp pspr psps psrp pssc psso psy- psys pyic pyo- pyos pypy pyr- pyri pyro pyry pyss rccc rccs rcic rcis rcos rcpi rcpo rcps rcsc rcsi rcss rcyc ricc rico rics riis rios ripi ripp ripr rips riri rirs risc risi riso risp riss riyo rocc roco rocs roio roir rois rooi roop roor roos ropo rops ropy rorc rori roro rory rosc rosi roso rosp ross rosy roys rpcs rpii rpos rpps rpyc rrrr rrsp rscc rscs rscy rsis rsos rspo rsps ryip ryis rysy s-ic s-ii s-os sccc sccp sccs sccy sci- scic scio scip scir scis scoo scop scor scpi scpo scps scr- scrc scri scrs scry scsc scsi scso scsr sicc sici sico sicp sics siop sior sios sipc sipi sipo sipp sips sipy sirc siri siro sirp sirr sirs sisc sisi siss sisy siyi soci soco socr socs socy soic soir sois soop soor soos sooy sopi sopo sopp sops sopy sori soro sorr sors sory sosi soso soss soyo soys spcc spco spcs spic spio spip spir spis spoc spoo spop spor spos spoy spps spri spro sprs spry spso spsp spss spy- spyr spys srcc sris sros srpc srps srsp sscc ssci sscp sscs ssis ssoc ssop sspc sspo ssps ssrc ssri ssrs sssc sssi ssss syco sycr syis sypo syro syrs syry syso syss yccc yips yirr yiss yoop yopo yopy yori yoro yory yosi yoso yoyo ypcc ypir ypsi ysco ysii ysop yspi yyyy