-ana aaaa aaaf aaan aafa aaff aana aang aaon aaoo afaa afan afao affa affo afgf afoa afog afoo ag-o agag agan agao agfa agga agna agno agog agon agoo ana- anaa anag anan anao anfa anfo ang- anga ango anna anno ano- anoa anon aono faaa faan fafa faff fafg fafo fagg fago fana fang fano faon ffff foaf foan fofo fogg fogn fogo fong fono foof foon gafa gaff gaga gagg gago gana gang gann gano gaon gffa gfoa ggfg gggg gnaa gnof gnoo goaf goan goff goga gogo gon- gona gong gonn gono goof goog goon naaa naag naan nafa naff nafo naga nago nan- nana nang nann nano nfaa nfff nfon ngan ngao ngon nngn nnnn noaa noga nogg nogo non- nona nong nonn nono noo- noon nooo oafo ofan off- offa offo ofgo ofna ofno ogna ogoa ogog ogon onan onga ongo onna onno onon ooaa ooff oona oooo