cccc cccf cccl cccv ccee ccel ccfc ccff ccfl cclc cclv ccoc ccvo cec- cece ceco ceec ceel cef- cefc cel- celc cele celf cell celo ceol cevo cfcf cfcl cfco clec clee clef cleo cloe clof cloo coce coco coel cofc cofe coff col- cole coll colo coof cool cove covo cvcc e-cl eccc ecce eccl ecco ecef ecfc eco- ecol eeee eefe eefl eele eelv eeoc efco efeo elce elco elec elee elef eleo elev elfc elfe elle ello elve elvo eole eolo evel evoe evol evoo fccf fece feel fefc fefe feff fefo fele felf fell felo feof feve ffcc ffee ffff flcl flee floc floe floo foce foco fofo folc fole foll folo foof fool fove lccc lcce lcfc lece leco leef leel lefe leff lele lell lelo leoc leof leov lev- levc leve levo lfcc llcc llef lllc llll lloc lloo lo-v locc loce loco lofe loff lole loll lolo looc looe loof lool love lovo lvcc lvov o-eo occc oce ocee ocef oclc oec- oecc oeec oele ofcl off- offc offe offo olcc ole- olef oleo olev olfe olle ollo olof olov ooff oolo oooo ovee ovfl ovo- ovol ovoo vcfl vecc veel vel- vele vell velo veol veve vevo vfcc vflo vlcc vloc voce voel voff volc vole volf voll volo vooc vool vvvv