cccc cccm cccp ccmc ccmm ccmp ccoc ccom ccpm ccpp ccpr ccrc ccrp ccrt cctc cctt cmcc cmmc cmoc cmot cmpc cmpp cmrr cmtc coco cocp coct com- comc comm como comp comr coom coop coot copo copp copr copt cor- corc corm coro corp corr cort cotc coto cott cpcm cpmp cppm cprm cprt cptp cptr crcc crcr crmo crmp croc crom croo crop cror crot crpc crrt crtc crtm crtp ctcp ctmo ctor ctot ctpo ctpp ctrc ctrm ctrp mccc mcmc mcmt mcop mcot mcpc mcpp mcrc mctc mmcc mmcm mmct mmmc mmmm mmor mmpc mmpr mmrc mmrp moco momo mooc moop moor moot mopp moro mort motm moto mott mpcc mpct mpmc mppc mppp mpro mprp mptc mptp mr-c mrcc mrcp mrmc mrrc mrtm mrtt mtcr mtom mtor mtrc mtrr mttr occc occt ocom ocpm ocpp ocro ocrr oct- octo omo- omoo omor ompt omro oocr oooo oort ootp opo- opor oppo opto orco ormo oro- orom oror orot orpc orro ortc orto oto- otoo otor otpp otro otto pccc pcom pcpm pcpp pcrc pmcc pmmp pmpm pmpo pmrc pmrt poco pomo pomp poop poor poot pop- popc popo popp popt porc poro porr port potc poto pott ppcc ppcm pppo pppp pprc pprm pptt prcc prcp prmc pro- proc prom proo prop prot prrm prtc prtm prtp prtr ptcc ptmp ptop pttc rccc rcmp rcpo rcpt rctc rmrp rocc roco romm romo romp room roop roor root ropo rorc roro rort rotc roto rotr rott rrmc rrmp rrrr rtcc rtcm rtmc rtmp rttp t-mo tccc tcom tcpo tctc tmcc tmcm tmro tmtt toco tomm tomo tomp tomt toom toor toot top- topo topp topt torc torm toro torp torr tort totc totm toto totr tott tpcp tpmt tppp tppr tptp tptr trcc troc trom troo trop trot trpc trpm trpp trtc trtr ttcp ttop tttt