cccc cccl cccp cchl cchp cchy cclc ccoc ccpl ccpp chch chcp chlc chlp choc choh chol choo chop choy chpp chy- chyc cloo clop cloy clpp cly- coch coco cocp coho col- coll colo colp coly cooh cool coop coph copo copp copy coyl coyo cphl cplc cyc- cycc cycl cyl- cylc cyll cypc cyy- cyyc hccc hcch hcpc hhcl hhhh hhpc hlly hoch hohl hoho hol- holc holh holl holo holp holy hool hoop hopo hopp hopy hpcc hyl- hyll hylo hylp hyly hyo- hyp- hyph hypo hypy lccc lchc lcpc lcpl lhhh llcc lllc llll lloc lloo locc loch loco loho loll lolo loly looc lool loop lopp lppl lyc- lych lyco lyly lyo- occc oclc ocpp ohcc ohho ohly ohoh ohyo olcc ollo olly olpc olph ooho oolo oooh oooo opo- oppo oppy oych oyly pccc pccl pchp pcll pclo pcpp phcc phlo phoh phoo phyl plcc plch ploc ploh ploo plop ploy plpp poch poco pohl poll polo poly pooh pool poop pop- popc popo popp popy poyo ppcc pplo pppo pppp pych pyl- pyll pyo- pypy yccc ycch yoch yoho yoll yolo yolp yoly yool yoop yopo yopy yoyo ypcc yyyy