cccc cccf cccl cccv ccee ccel ccfc ccff ccfl cclc cclv ccoc ccrc ccre ccrf ccrl ccvo cec- cece ceco ceec ceel cef- cefc cel- celc cele celf cell celo ceol ceor cer- cerc cere cerf cerl cero cevo cfcf cfcl cfco cffr cfor cfre clec clee clef cleo cler cloe clof cloo clor clro clrv coce coco coel cofc cofe coff col- cole coll colo coof cool cor- corc core corf corl coro corr cove covo crcc crce crcr cre- crec cree creo crfc crfl crlf croc croe crol croo cror cvcc cver cvfr cvrr e-cl eccc ecce eccl ecco ecef ecfc ecfr eco- ecol ecrc ecrf ecrl ecrr ecrv eeee eefe eefl eele eelv eeoc eerc eero efco efeo efor elce elco elec elee elef eleo eler elev elfc elfe elle ello elro elve elvo eole eolo eore eorl ercc erce erec erel erer erev erfc erle erll eroc eroe erol eroo errc erre erro erve evel ever evoe evol evoo evre fccf fece feel feer fefc fefe feff fefo fele felf fell felo feof ferc fere fero ferr ferv feve fevr ffcc ffee ffff ffrr flcl flee fler floc floe floo flor foce foco foer fofo folc fole foll folo folr foof fool for- fore forl foro forr fove fr-v frcc free freo frfc froe frol lccc lcce lcer lcfc lcfr lcor lcrl lcrv lece leco leef leel leer lefe leff lele lell lelo leoc leof leor leov lerc lere lero 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 loor lore loro love lovo lrfc lroc lrrc lrrr lvcc lvov lvrr o-eo occc oce ocee ocef oclc ocre ocrl ocro ocrr oec- oecc oeec oele oere ofcl ofcr ofer off- offc offe offo offr ofor ofre olcc ole- olef oleo oler olev olfe olle ollo olof olor olov oocr ooer ooff oolo oooo oore orce orco ore- orec orel oreo orer orfe orff orle orlo oro- oroe orof oror orro orve orvr ovee over ovfl ovo- ovol ovoo ovre rccc rcfc rcle rcvr recc rece recr reef reel reev refe reff refl refr rele rell relo reof reol rere rero reve revo rfef rffc rffl rlee rlef rocc roce roco roel roer roev rofc rofe roff rofl rofo role rolf roll rolo roof rool roor rorc rore roro rove rovo rrfc rrle rrrr rv-c rver vcfl vecc veel veer vel- vele vell velo veol veor ver- vere verl vero veve vevo vfcc vflo vfor vlcc vloc voce voel voer voff vofr volc vole volf voll volo vooc vool voor vor- vore voro vref vreo vroc vver vvvv