a-be a-ii aaaa aaab aaae aaaf aaai aaam aaba aabb aabi aabm aaea aaem aafa aafb aaff aafi aaib aaii aama aamb aame aami aamo aaoe aaoo abaa abab abae abaf abai abam abb- abba abbb abbe abbi abbo abee abff abia abib abie abim abma abmb aboa abob abof aboo aeaf aebi aeio aeom afaa afam afao afee affa affi affo afia afib afif afma afoa afoe afoo aiai aiba aibo aiea aiee aiff aiia aiib aime aimi aimm aimo aioi amaa amae amai amam amb- amba ambe ambi ambo amee amei amfm amia amib amie amif amii amm- amma amme ammi ammo amob amof amoi amoo aoba aoma ba-i baaa baaf baam baba babb babe babi babm babo baff bafo baia baib baie baio bama bamb bame bamf bami bamm bbbb bbeb beaf beam beba bebb bebe bebi bebo beeb beef beem befa befe beff befo beia beim bema beme beo- beof bfme biaf biao biba bibb bibe bibi bibo bieb bief bifa biff bifi bima bimo bio- bioi bmaa bmmi boab boai boba bobb bobe bobi bobo boea boee boef boeo bofa bofe boff boi- boie boii boim boma bomb bome bomi boob booe boof boom eaaf eaba eafb eaif eama eame eaom ebam ebba ebbo eboe eboo eeea eeee eefa eefe eemo efab efeo effa effi efma efmi eiao eiei eime eimi emae emam emba embe embi embo emia emii emim emma emme emmi faaa faam faba fabe fabi fabm fabo faeb faem fafa fafe faff fafi fafo faie faim faio fama fame fami famo fbom feaf feam feba febo feeb feem fefe feff fefi fefo feia feie feio fema femb feme femi femm feof ffee ffff ffii fiaa fiaf fiba fibe fief fifa fife fiff fifi fifm fifo fiii fima fime fimo fioe fmea foaf foam foba fofo foia foie foma fome fomo foof foom i-be iaaa iaai iaba iabm iaea iafe iaff iaia iaim iama iamb iame iami ibbm ibea ibfi ibia ibie ibim ibma ieie ieio iema ieme ifaa ifae ifao ifbb ifim ifma iifa iiie iiii iiio iioi iioo imaf imai imam imao imba imbe imbi imea imfi imma imme immi immo imof ioba iobi ioee ioii ioio ioma iome iomo ioof iooi iooo ma-i maaa maaf maai maam maba mabe mabi mabo maee maem maeo mafa mafb maff mafi maia maib maie maif maii maim maio mama mame mamf mami mamo maoi mbam mbba mbia mbim mbio meai mebe mebo meef meem mefe meff mefi mefo mema meme memo mfbm mffa miaa miab miaf miai miam miao miee miem mifa miff mifi miii miio mim- mima mime mimi mimo mio- mmaa mmab mmai mmea mmff mmii mmmm moaa moab moaf moai moam moba mobb mobe mobi mobo moea moef mofa mofe moff mofo moif moii moio moma mome momi momo mooa moob mooe o-eo oafo oama obai obba obbo obea obia obie oboe oboi oeme ofem off- offa offe offo ofme oiba oiii oimb oime omai omam omao ombe ombo omee omei omeo omia omie omim omio omma omo- omoa omoe omoi omoo ooaa ooba oobe oobi ooff ooia ooma oome oooo