-up c-- ccc cck ccp ccr ccs cct ccu ckc cks ckt cpc cpk cpp cpr cps cpt cpu crc crk crp crr crs crt cru csc csk csp csr css cst csu ctc ctk ctp ctr cts ctt ctu cuc cuk cup cur cus cut cuu k-t kcc kck kcp kcr kcs kct kcu kkc kkk kkp kkr kks kkt kku kpc kpk kpp kpr kps kpt kpu krc krk krp krr krs krt kru ksc ksk ksp ksr kss kst ksu ktc ktk ktp ktr kts ktt ktu kuc kuk kup kur kus kut kuu p-p pcc pck pcp pcr pcs pct pcu pkc pkp pkr pks pkt pku ppc ppk ppp ppr pps ppt ppu prc prk prp prr prs prt pru ps- psc psk psp psr pss pst psu pt- ptc ptk ptp ptr pts ptt ptu puc puk pup pur pus put puu rcc rcp rcr rcs rct rcu rkc rkk rkp rks rkt rku rpc rpk rpp rpr rps rpt rpu rrc rrk rrp rrr rrs rrt rru rsc rsk rsp rsr rss rst rsu rtc rtk rtp rtr rts rtt rtu ruc ruk rup rur rus rut ruu scc sck scp scr scs sct scu sk- skc skk skp skr sks skt sku spc spk spp spr sps spt spu sr- src srk srp srr srs srt ss- ssc ssk ssp ssr sss sst ssu stc stk stp str sts stt stu suc suk sup sur sus sut suu tcc tck tcp tcr tcs tct tcu tkc tkk tkp tkr tks tkt tpc tpk tpp tpr tps tpt tpu trc trk trp trr trs trt tru tsc tsk tsp tsr tss tst tsu ttc ttk ttp ttr tts ttt ttu tuc tuk tup tur tus tut tuu ucc uck ucp ucr ucs uct ucu ukc ukk ukp ukr uku up- upc upk upp upr ups upt upu ur- urc urk urp urr urs urt uru usc usk usp usr uss ust usu utc utk utp utr uts utt utu uuc uur uus uut uuu

cccc cccp cccs cccu ccpp ccpr ccps ccrc ccrp ccrs ccrt ccsp ccss ccst cctc cctt ccuc ccup ccus ccut ckck ckcs ckpc ckpr ckrc ckst ckts cpcs cpcu cpps cprs cprt cpsc cpsk cpsr cpsu cptp cptr cpts cpus crcc crcr crkc crkp crpc crps crrt crsp crss crst crtc crtp crts cruk crup crus crut cscc cscr cscs csks cspc csps cspt csrc csrs cssr cstc cstr csts csup csur csus ctcp ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cuck cuk- cupp cupr cups curr curs curt cusk cusp cuss cust cusu cut- cutc cuts cutt kccc kcck kccr kcct kccu kckc kckk kckr kcpc kcpr kcps kcpt kcpu kcrc kcrp kcrr kcrs kcrt kcru kcsc kcsp kcsr kcss kcst kcsu kctc kctu kcuk kcup kkck kkcr kkcs kkct kkkk kkpc kkpk kkps kkpt kkrc kkrk kkrr kkrs kkrt kksp kksr kkss kkst kksu kktc kktk kkts kktu kkup kkus kkut kkuu kpcc kpcr kpcs kpkk kpkr kppc kppk kppp kppr kprc kprk kprp kprr kprs kprt kpru kpsc kpsp kpsu kptr kpts kptt kpur kpus krcc krcs krcu krkc krkk krkr krks krku krpr krps krpt krpu krrc krrk krrr krrs krrt krsc krsk krsr krss krst krsu krtc krtk krtr krts kruc kruk krup krur ksck kscr kscs kscu kskk kskr ksks ksku kspc kspk kspr ksps kspt ksrp ksrr ksrs ksrt kssr ksss ksst kssu kstc kstk kstp kstr ksts kstt kstu ksup ksut ksuu ktcc ktck ktcr ktcs ktkc ktkk ktkr ktks ktkt ktku ktpk ktpr ktpt ktrc ktrk ktrp ktrr ktrs ktrt ktru ktsc ktsr ktst ktsu kttc kttk kttp kttr ktts kttt kttu ktuc kucc kucp kucr kukk kuks kuku kupr kups kupt kupu kurk kurr kurs kurt kuru kusc kusp kust kusu kutp kutr kuts kutt kutu kuuk kuur kuuu pccc pccs pcks pcpp pcps pcrc pcts pkcs pkts ppcc ppcs pppp ppps pprc ppru ppss ppts pptt ppur prcc prcp prcs prps prrs prsc prss prtc prtp prtr prus prut pruu pscu pspp pspr psps psrk psrp pssc psst psts pstu ptcc pttc pttk puck puku pups pupu pur- purp purr purs puru pusk puss pust put- puts putt putu puuc rccc rccs rcps rcpt rcsc rcss rctc rcts rkss rkts rpcs rpps rpts rrrr rrsp rscc rscs rspk rsps rstp rsts rstu rtcc rtps rtss rttp rtts ruck ruct rukk ruku rupp rupt rurc rurp rurs ruru rusk russ rust rusu ruts rutt rutu sccc sccp sccs scct sck- scps scpt scr- scrc scrs scsc scsr scst scsu sctc sctr scts scup scur scut skpc skrt skss skup skur skut spcc spcs spkr spps sprs spsp spss spst sptc sptr spts spur spus sput srcc srct srpc srps srpt srsp srtp srtr sscc sscp sscs sspc ssps sspt ssrc ssrs sssc ssss sstc sstp ssts stcc stcp stcs stcu stks stpp stps strc strk strs stru stss sttc sttr stuc stuk stup stur stus stut suc- succ suck sucr sucs suks suku sup- supp supr sups supt sur- surc surp surr surs surt suru sus- susk susp suss sust susu sutu suus tccc tccu tctc tcts tkts tpck tpcp tpcs tpks tppp tppr tprs tpsc tptp tptr tput trcc trpc trpp trps trst trtc trtr truc truk trus trut truu tscc tscp tsks tsps tspt tssr tsst tstc tsts tsup ttcp ttss tttt tucc tuck tuks tups tupu turc turk turp turr turs turt turu tusc tusk tuss tust tuts tutt tutu u-rp uccp ucrc ucsc ucst ucsu ucut ukcc ukps ukrc uksc ukup ukur upcs uppc uppp uppu upsc upup urss ursu urts uruk urup urur urus urut us-k uscc uscs uspc uspp usps ussc ussr usss usst ussu ustc ustp usts usus utsc uttu uucp uuuu

c-p-c ccccc ccups cpctc cruck crust cruts csprs cstcc cucks cucuk cupr- currs curst curts curup cusks cusps cutcu cutts cutup k-p-r kcups krupp krups krust ksrtc kucuk kuksu kukup kukur kupur kurku kursk kurts kuruc kuruk