cccc ccci cccp cccs ccic ccii ccip ccir ccis ccpp ccpr ccps ccrc ccri ccrp ccrs ccsi ccsp ccss cicc cici cicr cics ciii ciis cipp cips circ ciri cirr cirs cis- cisc cisp cisr ciss cisy cpcs cpic cpps cpri cprs cpsc cpsr crcc crcr cric crip cris crpc crps crsp crss cry- crys cscc csci cscr cscs csir csis cspc cspi csps csrc csrs cssr csys cyc- cycc cycs cypc cyps cyrs cyy- cyyc iccc icci iccp iccr iccs icis icpc icps icrc icrr icrs icry icsc icsi icsp icsr icss iiii iiis iirc iirs iisc iisi iisp iisr ipcc ipcs ippc ippr ippy ipri ipsc ipsi ipsp ipss ircc ircs iri- iric irip iris iriy irpc irps irrc irri irrs irsp iscc isci iscp iscr iscs isic isis ispc ispr isps ispy isri isrp issc issi issp issr isss issy isys pccc pccs pcip pcpp pcps pcrc picc pici picr pics picy piip pipi pipp pips pipy pirc piri pirr pirs piry pisi piss pisy piys ppcc ppci ppcs ppic pppp ppps pprc ppss prcc prcp prcs pri- prii pris prps prri prrs prsc prsi prss prys psci psip psis pspi pspp pspr psps psrp pssc psy- psys pyic pypy pyr- pyri pyry pyss rccc rccs rcic rcis rcpi rcps rcsc rcsi rcss rcyc ricc rics riis ripi ripp ripr rips riri rirs risc risi risp riss rpcs rpii rpps rpyc rrrr rrsp rscc rscs rscy rsis rsps ryip ryis rysy s-ic s-ii sccc sccp sccs sccy sci- scic scip scir scis scpi scps scr- scrc scri scrs scry scsc scsi scsr sicc sici sicp sics sipc sipi sipp sips sipy sirc siri sirp sirr sirs sisc sisi siss sisy siyi spcc spcs spic spip spir spis spps spri sprs spry spsp spss spy- spyr spys srcc sris srpc srps srsp sscc ssci sscp sscs ssis sspc ssps ssrc ssri ssrs sssc sssi ssss sycr syis syrs syry syss yccc yips yirr yiss ypcc ypir ypsi ysii yspi yyyy