cccc ccci cccp cccu ccic ccii ccip ccir ccpp ccpr ccrc ccri ccrp ccrt cctc cctt ccuc ccup ccut cicc cici cicr cict cicu ciii ciit cipp circ ciri cirr cirt citi citp citt citu ciuc ciup cpcu cpic cpri cprt cptp cptr crcc crcr cric crip crit criu crpc crrt crtc crtp crup crut ctcp ctic ctpp ctrc ctrp cucc cuci cui- cuir cuit cupp cupr curi curr curt cut- cutc cutt iccc icci iccp iccr icct iccu icpc icrc icrr icrt icru ictp icup iiii iiit iirc iitr iitt iiuc ipcc ipct ippc ippr ipri iptc ipur iput ircc ircu iri- iric irip irpc irrc irri irti irtp itic itpc itri itup itur iucc iuiu iupp pccc pcip pcpp pcrc picc pici picr pict picu piip pipi pipp pirc piri pirr piru piti pitr pitt pitu ppcc ppci ppic pppp pprc ppru pptt ppur prcc prcp pri- prii prri prtc prti prtp prtr prut pruu ptcc pttc ptui puir puit puiu pupi pupu pur- puri purp purr puru put- puti putt putu puuc rccc rcic rcpi rcpt rctc rcti ricc rict ripi ripp ripr ript riri riti ritt ritu rpii rrrr rtcc rttp ruci ruct ruit rupp rupt rurc ruri rurp ruru ruti rutt rutu tccc tccu tctc ticc tiit tiiu tip- tipc tipi tipp tipt tipu tiri tirr tiru titc titi titp titt titu tpcp tpir tppp tppr tptp tptr tput trcc tri- tric trip trit trpc trpp trtc trtr truc trut truu ttcp tttt tucc tuit tuiu tupi tupu turc turi turp turr turt turu tuti tutt tutu u-rp ucci uccp ucrc ucut uipi uirr upci upic uppc uppp uppu upri upup urci uric uriu urri urup urur urut utri utti uttu uucp uuri uuuu