cccc cccp cccs cccu ccpp ccps ccsp ccss ccst cctc cctt ccuc ccup ccus ccut ckck ckcs ckpc ckst ckts cpcs cpcu cpps cpsc cpsk cpsu cptp cpts cpus cscc cscs csks cspc csps cspt cstc csts csup csus ctcp ctpp ctps ctsc ctss ctsu ctts cucc cuck cuk- cupp cups cusk cusp cuss cust cusu cut- cutc cuts cutt kccc kcck kcct kccu kckc kckk kcpc kcps kcpt kcpu kcsc kcsp kcss kcst kcsu kctc kctu kcuk kcup kkck kkcs kkct kkkk kkpc kkpk kkps kkpt kksp kkss kkst kksu kktc kktk kkts kktu kkup kkus kkut kkuu kpcc kpcs kpkk kppc kppk kppp kpsc kpsp kpsu kpts kptt kpus ksck kscs kscu kskk ksks ksku kspc kspk ksps kspt ksss ksst kssu kstc kstk kstp ksts kstt kstu ksup ksut ksuu ktcc ktck ktcs ktkc ktkk ktks ktkt ktku ktpk ktpt ktsc ktst ktsu kttc kttk kttp ktts kttt kttu ktuc kucc kucp kukk kuks kuku kups kupt kupu kusc kusp kust kusu kutp kuts kutt kutu kuuk kuuu pccc pccs pcks pcpp pcps pcts pkcs pkts ppcc ppcs pppp ppps ppss ppts pptt pscu pspp psps pssc psst psts pstu ptcc pttc pttk puck puku pups pupu pusk puss pust put- puts putt putu puuc sccc sccp sccs scct sck- scps scpt scsc scst scsu sctc scts scup scut skpc skss skup skut spcc spcs spps spsp spss spst sptc spts spus sput sscc sscp sscs sspc ssps sspt sssc ssss sstc sstp ssts stcc stcp stcs stcu stks stpp stps stss sttc stuc stuk stup stus stut suc- succ suck sucs suks suku sup- supp sups supt sus- susk susp suss sust susu sutu suus tccc tccu tctc tcts tkts tpck tpcp tpcs tpks tppp tpsc tptp tput tscc tscp tsks tsps tspt tsst tstc tsts tsup ttcp ttss tttt tucc tuck tuks tups tupu tusc tusk tuss tust tuts tutt tutu uccp ucsc ucst ucsu ucut ukcc ukps uksc ukup upcs uppc uppp uppu upsc upup us-k uscc uscs uspc uspp usps ussc usss usst ussu ustc ustp usts usus utsc uttu uucp uuuu