-ana a-ii aaaa aaab aaaf aaai aaan aaba aabb aabi aafa aafb aaff aafi aaib aaii aain aana aani aaon aaoo abaa abab abaf abai aban abb- abba abbb abbi abbo abff abia abib abin aboa abob abof abon aboo afaa afan afao affa affi affo afia afib afif afin afoa afoo aiai aian aiba aibn aibo aiff aiia aiib aiin aina aini aino aioi aion ana- anaa anab anai anan anao anba anbb anbi anbo anfa anfo ania anib anif anin anio anna annb anni anno ano- anoa anon aoba aonb aono ba-i baaa baaf baan baba babb babi babo baff bafo baia baib bain baio bana bani bann bano baon bbbb bbfn bbin biaf bian biao biba bibb bibi bibo bifa biff bifi biin bin- bina bini binn bino bio- bioi bion bnai bnib bnin boab boai boan boba bobb bobi bobo bofa boff boi- boii boin bona boni bonn bono boob boof boon faaa faan faba fabi fabo fafa faff fafi fafo fain faio fana fani fano faon ffff ffii fiaa fiaf fian fiba fifa fiff fifi fifo fiii fina fini finn fino fion foaf foan foba fofo foia foin fono foof foon i-no iaaa iaai iaba iaff iaia iain iana iban ibfi ibia ibon ifaa ifan ifao ifbb ifni ifno iifa iiii iiio iino iioi iioo inab inaf inai inan inao inba inbo infa infi info inia inna inni inno ino- inoi inon ioan ioba iobi ioii ioio iona ioni ionn iono ioof iooi iooo n-ii naaa naab naai naan naba nabf nabi nabo nafa naff nafi nafo naia naib naif nain naio nan- nana nanb nani nann nano naoi nbaa nbaf nbbo nbfa nbia nfaa nfff nfia nfib nfon niab niaf nian nibi nibo nifa niff niia nina nini nino nion nioo nnnn noaa noba nobi nobo nofi noia noib noif noin noio non- nona noni nonn nono noo- noob noon nooo oafo obai oban obba obbo obia obin oboi obon ofan off- offa offo ofna ofno oiba oiii oion onab onan onia onna onni onno onon ooaa ooba oobi ooff ooia oona oooo