-ana aaaa aaab aaam aaan aaba aabb aabm aama aamb aamn aamo aana aaon aaoo abaa abab abam aban abb- abba abbb abbo abma abmb aboa abob abon aboo amaa amam aman amb- amba ambn ambo amm- amma ammo amno amob amon amoo ana- anaa anab anam anan anao anba anbb anbo anma anna annb anno ano- anoa anom anon aoba aoma aonb aono baaa baam baan baba babb babm babo bama bamb bamm bamn bana bann bano baon bbbb bmaa bman boab boan boba bobb bobo boma bomb bona bonn bono boob boom boon maaa maam maan maba mabo mama mamo man- mana mann mano maon mbam mbba mbna mmaa mmab mman mmmm mnaa mnam mnba mnbb moaa moab moam moan moba mobb mobo moma momo mon- mona monn mono mooa moob moon naaa naab naam naan naba nabo nama namb namm namo nan- nana nanb nann nano nbaa nbbo nman nmon nnnn noaa noam noba nobm nobo nom- noma nomo non- nona nonn nono noo- noob noon nooo oama oban obba obbo obon omam oman omao ombo omma omn- omo- omoa omon omoo onab onam onan onna onno onon ooaa ooba ooma oona oooo