-ana aaaa aaac aaaf aaal aaan aaca aacc aacf aacl aacn aaco aafa aafc aaff aafl aala aalc aall aalo aana aaon aaoo acaa acac acan acca accc accf acco acfc acfl acla aclc acoa acol acon afaa afan afao afca afcc affa affc affo afla aflc afoa afol afoo alaa alac alal alan alao alca alcc alco alfa all- alla alll alln allo alna aloa aloc alof alol alon aloo ana- anaa anac anal anan anao anca ancc anco anfa anfo anla anlc anln anlo anna anno ano- anoa anon aoca aola aono caaa caac caaf caal caan cac- caca cacc caco cafa cafc caff cafl cala calc calf call calo cana canc cann cano caol ccaa ccac ccaf ccca cccc cccf cccl ccfa ccfc ccff ccfl ccla cclc ccna ccnc ccnf ccoc cfaa cfac cfao cfca cfcf cfcl cfcn cfco cfln cfoa claf clan clof clon cloo cnaa cnac cnco cnfa cnna coal coan coca coco cofc coff col- cola coll coln colo con- cona conc conf conn cono coof cool coon faaa faac faan faca facc fafa fafc faff fafo fala falc fall faln falo fana fanc fano faon fcal fcca fccf fcnl ffcc ffff flac flan flao flcl flna flnc floc flon floo fnac fnlc foaf foal foan foca foco fofo fola folc foll folo fono foof fool foon laaa laac laal laan laca lacc lacl laco lafc laff lala lall lalo lan- lana lanc lann lano laon lcac lcca lccc lcfc lfca lfcc llan llao llcc lllc llll lloa lloc lloo loac loaf loan loca locc locn loco lofa loff lofn lola loll lolo lona lono looc loof lool loon naaa naac naal naan naca nacc nacf nacl naco nafa nafc naff nafl nafo nala nalc nall nan- nana nann nano naoc ncaa ncac ncca nccc nccf nccn ncfc nclc ncln ncna ncnc ncoa ncoc nfaa nfff nfon nlcc nlcf nnnn noaa noac noal nocl noco nola nolf noll nolo non- nona nonn nono noo- nool noon nooo oafc oafo oall ocac ocal ocan occa occc occn ocfa oclc ocna ocon ofan ofcl off- offa offc offo ofla ofna ofno olac olaf olan olca olcc olfa olla ollo olof olon onal onan onc- onca oncf onco onla onlf onna onno onon ooaa ooff oola oolo oona oooo