cccc cccp cccs ccoc ccpp ccpr ccps ccrc ccrp ccrs ccsp ccss coco cocp coop coos copo copp copr cops copy cor- corc coro corp corr cors cory cosc coso cosp coss cosy coyo coyr coys cpcs cpos cpps cprs cpsc cpso cpsr crcc crcr croc croo crop cror croy crpc crps crsp crss cry- cryo crys cscc csco cscr cscs csor csos cspc csps csrc csrs cssr csys cyc- cycc cycs cypc cyps cyrs cyy- cyyc occc ocos ocpp ocro ocrr ocrs ocys oocr oooo ooos oops oory opo- opor opos oppo opps oppy opry opsy orco orcs oro- oror oros oroy orpc orps orro orrs orry orso orsy orys oscc osco osoo osor osos osro osso ossy osyp oyss pccc pccs pcos pcpp pcps pcrc pcso poco pocs poop poor poos pop- popc popo popp pops popy porc poro porr pors pory poso poss posy poyo poyr poys ppcc ppcs ppos pppo pppp ppps pprc ppss prcc prcp prcs pro- proc proo prop pros prps prrs prsc prso prss prys psco psoc psos pspp pspr psps psrp pssc psso psy- psys pyo- pyos pypy pyr- pyro pyry pyss rccc rccs rcos rcpo rcps rcsc rcss rcyc rocc roco rocs roop roor roos ropo rops ropy rorc roro rory rosc roso rosp ross rosy roys rpcs rpos rpps rpyc rrrr rrsp rscc rscs rscy rsos rspo rsps rysy s-os sccc sccp sccs sccy scoo scop scor scpo scps scr- scrc scrs scry scsc scso scsr soco socr socs socy soop soor soos sooy sopo sopp sops sopy soro sorr sors sory soso soss soyo soys spcc spco spcs spoc spoo spop spor spos spoy spps spro sprs spry spso spsp spss spy- spyr spys srcc sros srpc srps srsp sscc sscp sscs ssoc ssop sspc sspo ssps ssrc ssrs sssc ssss syco sycr sypo syro syrs syry syso syss yccc yoop yopo yopy yoro yory yoso yoyo ypcc ysco ysop yyyy