c-cd cccc cccp ccdc ccdp cckw ccoc ccod ccow ccpp ckck ckco ckcw ckdo ckoc ckoo ckpc ckwd ckww cock coco cocp codd cok- coko cood cook coop copd copo copp cowd cowp cppd dccc dccp dcop dcpo dddd ddoc ddpo dkdc dock doco dod- dodd dodo doko dood dook doop dopo dopp dowd dowk dowp dpcp dppc dwcw dwdd dwkc dwok dwww kccc kccd kcck kcdc kcdd kckc kckk kcko kcow kcpc kcpo kcwc kcwd kcwk kdcc kdcd kdco kddc kddd kddk kdkd kdkk kdko kdoc kdok kdow kdwd kkcd kkck kkco kkcw kkdc kkdd kkdo kkkk kkoo kkow kkpc kkpk kkwd kkwk kocd kock kocp kocw kodk kodo kokc kokk koko kokp kooc kook kooo koop kopp kopw kowd kpcc kpcw kpdc kpdo kpkk kpoc kpod kpok kpoo kpop kpow kppc kppd kppk kppo kppp kppw kpwd kpwk kpww kwcd kwck kwdc kwdd kwdk kwdp kwdw kwkc kwkk kwkw kwoc kwod kwok kwow kwpc kwpw kwwk occc ocpd ocpp oddd odoo odop okko okok okpo oooo opo- oppo owow pccc pccw pcod pcpp pdcp pdoc pocd pock poco pod- podd podo poko pood pook poop pop- popc popo popp powk powp ppcc ppcd ppdk ppod pppd pppo pppp wccc wccd wcck wcco wccp wccw wcdc wcdd wcdk wcdo wcdw wckk wckw wcoc wcok wcoo wcop wcpc wcpk wcpo wcpp wcwc wcwp wdcc wdcd wdck wdco wdcw wddc wddd wddk wddo wddw wdkc wdkd wdkw wdoc wdod wdok wdow wdpc wdpw wdwd wkcd wkco wkcw wkdd wkdk wkdo wkdp wkdw wkkc wkkd wkko wkkp wkkw wkoc wkok wkoo wkow wkpc wkpk wkpo wkpw wkwc wocc woco wodc wodd wokc wokk woko wokw wooc wood wook woop woow wopc wopp wowc wowo wowp woww wpcc wpcd wpck wpcw wpdc wpko wpoc wpok wpop wpow wppc wpwc wwcd wwck wwco wwcw wwdc wwdk wwdp wwdw wwkc wwod wwow wwpc wwpw wwwc wwwk wwww