cccc cccl cccp cchl cchp cckw cclc ccoc ccow ccpl ccpp chch chcp chlc chlp choc choh chok chol choo chop chow chpp chwk chwo ckch ckck ckcl ckco ckcw cklw ckoc ckoo ckpc ckww clok cloo clop clow clpp coch cock coco cocp coho cok- coko col- colk coll colo colp cooh cook cool coop coph copo copp cowh cowl cowp cphl cplc hccc hcch hcpc hhcl hhhh hhpc hkcc hkcl hkpo hoch hock hohl hoho hoko hol- holc holh holk holl holo holp holw hook hool hoop hopo hopp howh howk howl howp hpcc k-lo kccc kcck kccl kchh kchk kchl kcho kckc kckk kckl kcko kclc kclh kclk kcll kclw kcoh kcol kcow kcpc kcpl kcpo kcwc kcwk kcwl khcc khch khck khhk khhl khho khkk khlc khll khlo khlw khoc khok khol khop khow khwk khwl kkch kkck kkcl kkco kkcw kkhh kkhk kkkk kklc kklh kkll kklo kkoh kkol kkoo kkow kkpc kkpk kkpl kkwk klcc klch klck klcl klcw klhc klkc klkk klkl klko kllc kllk kllp kloc kloh klok klol kloo klop klow klpc klpw klwl klwo koch kock kocp kocw kohh kohl koho kokc kokh kokk koko kokp kolc kolk koll kolo kolw kooc kook kool kooo koop koph kopp kopw kowh kowl kpcc kpch kpcl kpcw kphl kphp kphw kpkk kpkl kplc kplk kplo kpoc kpok kpol kpoo kpop kpow kppc kppk kppl kppo kppp kppw kpwk kpww kwck kwhk kwhl kwho kwhp kwhw kwkc kwkh kwkk kwkw kwlc kwlk kwoc kwok kwol kwow kwpc kwpl kwpw kwwk kwwl lccc lchc lcpc lcpl lhhh llcc lllc llll lloc lloo locc loch lock loco loho lokk loko loll lolo looc look lool loop lopp lowh lowk lowl lowp loww lppl lwoo lwow occc oclc ocpp ohcc ohho ohoh ohok ohow okko oklo okok okol okpo olcc ollo olpc olph ooho oolo oooh oooo opo- oppo owch owlk owoh owow pccc pccl pccw pchp pclk pcll pclo pcpp phcc phlo phoh phoo plcc plch plkk ploc ploh plok ploo plop plow plpp poch pock poco pohl poko polk poll polo pooh pook pool poop pop- popc popo popp powk powl powp ppcc pplo pppo pppp pwll wccc wcch wcck wccl wcco wccp wccw wchc wchk wchl wcho wchp wckk wckl wckw wclc wclh wclk wcll wclo wclw wcoc wcoh wcok wcol wcoo wcop wcpc wcph wcpk wcpo wcpp wcwc wcwp whcc whck whco whcp whhh whhl whho whhw whkc whkl whko whkp whkw whlc whlh whlk whll whlo whlp whlw whok whol whoo whop whow whpc whph whpk whpl whpo whpp whwc whwh whwk wkch wkcl wkco wkcw wkhk wkhl wkhw wkkc wkkl wkko wkkp wkkw wklh wklk wkll wklo wklp wkoc wkok wkol wkoo wkow wkpc wkpk wkpl wkpo wkpw wkwc wkwl wlcc wlch wlck wlcl wlco wlhc wlhh wlhk wlhw wlkk wlkl wlko wlkp wlkw wllh wlll wllw wloc wloh wlok wlol wloo wlop wlpc wlpk wlpo wlpw wlwc wlwk wlwl wocc woch wocl woco wohc wohl wokc wokh wokk wokl woko wokw wolh wolk woll wolp wolw wooc wook wool woop woow wopc wopp wowc wowl wowo wowp woww wpcc wpch wpck wpcl wpcw wphc wphk wphl wphp wpkl wpko wplh wplk wpll wplo wplp wplw wpoc wpok wpol wpop wpow wppc wppl wpwc wwch wwck wwcl wwco wwcw wwho wwhp wwkc wwkl wwlc wwlk wwll wwlp wwlw wwol wwow wwpc wwph wwpl wwpw wwwc wwwh wwwk wwwl wwww