cccc cccp cccu ccoc ccpp cctc cctt ccuc ccup ccut coco cocp coct cocu coop coot copo copp copt cotc coto cott cotu coup cout cpcu cptp ctcp ctot ctpo ctpp cucc cupo cupp cut- cutc cuto cutt occc occt ocpp oct- octo oooo ootp opo- oppo opto oto- otoo otpp otto ottu oucc out- outo ouu- pccc pcpp poco poop poot pop- popc popo popp popt potc poto pott potu poup pout ppcc pppo pppp pptt ptcc ptop pttc pupu put- puto putt putu puuc tccc tccu tcpo tctc toco toot top- topo topp topt topu totc toto tott toup tout tpcp tppp tptp tput ttcp ttop tttt tucc tuco tupo tupu tuto tutt tutu tuuo uccp ucut uocc uppc uppp uppu upto upup utto uttu uucp uuoc uuuu