cccc cccl cccp cccs cclc ccls ccoc ccpl ccpp ccps ccsl ccsp ccss cloo clop clos cloy clpp clsc cly- coco cocp col- coll colo colp cols coly cool coop coos copo copp cops copy cosc cosl coso cosp coss cosy coyl coyo coys cpcs cplc cpls cpos cpps cpsc cpsl cpso cscc cscl csco cscs cslp csos cspc csps csys cyc- cycc cycl cycs cyl- cylc cyll cyls cypc cyps cyy- cyyc lccc lccs lcls lcpc lcpl lcps lcsc lcsp llcc llcs lllc llll lloc lloo llps locc loco locs loll lolo lols loly looc lool loop loos lopp lops losc loso losp loss losy loys lppl lpsc lpss lpys lsco lscs lspl lsso lssp lyc- lyco lyly lyo- lys- lysl lyso lyss occc oclc ocos ocpp ocys olcc ollo olly olos olpc oolo oooo ooos oops opls opo- opos oppo opps oppy opsy oscc oscl osco oslo osoo osos osso ossy osyp oyls oyly oyss pccc pccl pccs pcll pclo pcos pcpp pcps pcso plcc ploc ploo plop plos ploy plpp plss poco pocs poll polo pols poly pool poop poos pop- popc popo popp pops popy poso poss posy poyo poys ppcc ppcs pplo ppos pppo pppp ppps ppss psco psoc psol psos pspp psps pssc psso psy- psys pyl- pyll pyo- pyos pypy pyss s-os sccc sccl sccp sccs sccy scl- sclc scls scol scoo scop scpl scpo scps scsc scsl scso slcc sllp sloc sloo slop slos sloy slpp slps slsc slyp slys socl soco socs socy soll solo solp sols soly sool soop soos sooy sopo sopp sops sopy soso soss soyo soys spcc spco spcs splc splo splp spls spoc spoo spop spos spoy spps spso spsp spss spy- spys sscc sscp sscs sslc sslp ssoc ssop sspc sspl sspo ssps sssc ssss syco syl- syll syls sypo syso syss yccc ylls yoll yolo yolp yoly yool yoop yopo yopy yoso yoyo ypcc ysco ysop yyyy