-ana a-ak a-ok aaaa aaab aaam aaan aaba aabb aabm aaka aama aamb aamn aamo aana aaon aaoo abaa abab abak abam aban abb- abba abbb abbo abma abmb aboa abob abok abon aboo akaa akam akan akao akka akko akna akok akom akon amaa amam aman amb- amba ambn ambo amka amm- amma ammo amno amob amok amon amoo ana- anaa anab anak anam anan anao anba anbb anbo ank- anka anko anma anna annb anno ano- anoa anom anon aoba aoma aonb aono baaa baak baam baan baba babb babm babo bak- baka bako bama bamb bamm bamn bana bank bann bano baon bbbb bmaa bman boab boak boan boba bobb bobo boka bokn boko boma bomb bona bonk bonn bono boob book boom boon kaaa kaab kaak kaam kaan kaba kabb kabo kaka kakk kakm kakn kako kam- kama kamb kamm kamn kamo kana kanb kanm kann kano kaoa kaok kaon kbaa kbab kbak kbam kbba kbbb kbbk kbbm kbbo kbkb kbkk kbko kbmb kbmo kbna kbnn kbno kboa kbob kbok kbon kboo kkaa kkam kkan kkba kkbb kkbn kkbo kkkk kkma kkmk kkmo kknb kknm kknn kkno kkoa kkob kkon kkoo kmak kmam kman kmkk kmko kmmk kmmm kmmo kmna kmnb kmoa kmob kmok kmom kmon knaa knab knam knan knba knbb knbn knkk knmb knnb knnk knob knok knom knon koab koak koan koba kobb kobk kobn kobo koka kokb kokk kokn koko koma komb komo kona konk kono koob kook koon kooo maaa maak maam maan maba mabo maka mako mama mamo man- mana mank mann mano maon mbam mbba mbna mkak mknk mmaa mmab mman mmmm mnaa mnam mnba mnbb moaa moab moam moan moba mobb mobo moka moko moma momo mon- mona monk monn mono mooa moob mook moon naaa naab naam naan naba nabk nabo naka nako nama namb namm namo nan- nana nanb nann nano nbaa nbak nbbo nkam nkok nman nmon nnnn noaa noak noam noba nobm nobo noko nom- noma nomo non- nona nonn nono noo- noob nook noon nooo oama obak oban obba obbo obkb obok obon okak okam okan okka okko okmo okna okno okok okom okon omak omam oman omao ombo omma omn- omo- omoa omon omoo onab onam onan onna onno onon ooaa ooak ooba ooma oona oooo