cccc cccf cccp ccee ccfc ccff ccoc ccpe ccpp cctc cctt cec- cece ceco cecp cect ceec cef- cefc ceop cepc cepe cepo cepp cept cet- cete ceto cetp cfcf cfco cfpo cftc cfte coce coco cocp coct coep cofc cofe coff coft coof coop coot cope copo copp copt cotc cote coto cott cpce cpep cpff cpft cptp ctcf ctcp ctec ctep ctfc ctfo ctot ctpo ctpp eccc ecce ecco ecct ecef ecfc eco- ecop ecot ecpp ect- ectc ectf ecto eeee eefe eeoc eetc eete efco efeo efet eft- eftp eotc eoto epcc epec epee epfc epoc epot eppc eppo eppp epte etcc etco etec etee etfc etfe etoe ette etto fccf fccp fcot fcto fece fect feet fefc fefe feff fefo feof fepc fete fetp fett ffcc ffee ffff fftf foce foco fofo foof foot fopp fote foto fotp fott fp-c fpcc fpct ft-c ftfc ftop ftpe o-eo occc occt oce ocee ocef ocet ocfp ocpp oct- octe octo oec- oecc oeec off- offc offe offo oftp ooff oooo ootp opec opep opet opo- oppo opto otee otep otfc otfp oto- otoe otof otoo otpp otte otto pccc pcce pcep pcfc pcoe pcpp pcte pece peco pect peec peep peet pefc peff pepe pepo pete peto pett pfce pfet pfff pfft pfte poce poco poet poff poof poop poot pop- popc pope popo popp popt potc pote potf poto pott ppcc pppo pppp pptt ptcc ptop pttc tccc tcep tcfc tcpo tctc teco tect teec teef teet tefc teff teft tepe tepp tete teto tett tfec tfot tfpt tftc tftp toce toco toee toet toff tofo toft toof toot top- tope topf topo topp topt totc tote toto tott tpcp tppp tpte tptp ttcp tteo ttfc ttff ttoe ttop tttt