-ana a-wa aaaa aaac aaan aaca aacc aacn aaco aana aaon aaoo aaow aaww acaa acac acan acca accc acco acoa acon acow acwa acww ana- anaa anac anan anao anca ancc anco anna anno ano- anoa anon aoca aono awac awan awon awoo awow awwa caaa caac caan cac- caca cacc caco cacw cana canc cann cano ccaa ccac ccca cccc ccna ccnc ccoc ccow cnaa cnac cnco cnna coan coca coco con- cona conc conn cono coon cwac naaa naac naan naca nacc naco nan- nana nann nano naoc naow nawa nawo ncaa ncac ncca nccc nccn ncna ncnc ncoa ncoc ncow ncwc nnnn noaa noac noco non- nona nonn nono nonw noo- noon nooo nowa nown nwac ocac ocan occa occc occn ocna ocon onan onc- onca onco onna onno onon ooaa oona oooo owna owow owwa waaa waac waao waaw waca wacc waco wan- wana wanc wann wano waoc waon waoo waow wawa wawc wawo wcao wcca wccc wccn wcco wccw wcna wcnc wcnn wcno wcnw wcoa wcoc wcon wcoo wcwa wcwc wcwn wnaa wnac wnaw wnca wncc wncn wnco wncw wnnc wnnw wnoc wnoo wnow wnwc wnwn wnww woaa woan woca wocc wocn woco wona wonc wonn wonw wooc woon woow wowc wown wowo woww wwac wwca wwcn wwco wwcw wwna wwnc wwnn wwno wwnw wwon wwow wwwa wwwc wwwn wwww