a-ha a-ii aaaa aaab aaac aaah aaai aaba aabb aabc aabh aabi aaca aacb aacc aach aaci aaco aagh aaha aaib aaic aaii aaoo abaa abab abac abag abai abb- abba abbb abbi abbo abca abcb abcc abch abci abha abhi abho abia abib abic abig aboa abob aboh aboo acaa acab acac acag acai acba acca accc acch acci acco acga acgi acha achh achi acho aci- acia acic acoa acog acoh ag-o agac agag agai agao agba agbo agca agcc agco agga aggi agha agia agib agic agig agii agio agob agog agoo ahab ahac ahah ahai ahha ahio ahoa ahog aiai aiba aibo aica aicc aich aiga aigo aiha aiho aiia aiib aiic aioc aioi aoah aoba aoca ba-i baaa baah baba babb babi babo bac- baca bacc bach baci baco baga bagg bagh bagi bago baha bahi baho baia baib baic baig baio baoh bbbb bbch bbci bbga bcaa bcbc bcbg bcca bccc bcci bcia bgca bgia bhag bhai bhao bhca bhcc bhog bhoi biao biba bibb bibi bibo bica bicc bicg bich bici bico biga bigb bigc bigg bigo biha bihi bio- bioc biog bioi boab boac boag boai boba bobb bobi bobo boca boch boco boga bogg bogh bogi bogo boha boho boi- boii boob booc boog booh c-bo caaa caab caac caah caba cabg cabi cabo cac- caca cacc cach caci caco caga cagg cagi cago caha caia caib caic caio caoi cbac cbbc cbca cbcc cbga cbgb cbha cbia ccaa ccab ccac ccag ccai ccba ccbc ccca cccb cccc ccci ccga ccgc ccha ccic ccii ccob ccoc cgac cgcc cgcg chaa chab chac chag chah chai chao chca chch chci chgb chha chia chib chic chig chih choc choh choi choo ciaa ciao ciba cibc cibi cibo cica cicc cich cici cico ciga cigi ciia ciii ciob coag coai coba cobb cobh cobi cobo coca coch coco cogh cogi cogo coha coho coia coob cooh gaba gabb gabi gabo gach gaga gagg gagi gago gaha gahi gaia gaig gaoh gbag gbbo gc-c gcaa gcbc gccc gcic gcii gcoa gggg gghg ghai ghia ghib ghoi giaa giac giai giba gibb gibh gica giga gigg gigi gigo giog gioi goai goba gobi gobo goca goch goga gogh gogi gogo goha gohb goog gooi h-ii haab haag haba habi habo haco hag- haga hagg hagh hagi hago haha haho haig hbag hbic hbio hboc hcbc hcca hccb hccc hcch hcgh hchi hgah hggc hhaa hhgg hhhh hi-c hiaa hiab hiag hiba hibi hicc hich hico higa high higi hihc hihi hiho hiob hioc hoac hoag hoai hoba hobo hoca hoch hoga hogg hogh hogi hogo hoha hoho i-go iaaa iaac iaai iaba iaca iacc iago iahc iaia ibac ibca ibga ibia icaa icab icac icag icai icao icbc icca iccb iccc icci icco icga icgc ichc ichi icho icoc igac igba igbc igbo igcc igga igia igoo ihab ihba ihcc ihob iiac iica iiii iiio iioi iioo ioba iobi iocg ioci ioii ioio iooi iooo oaic obai obba obbo obia oboi ocab ocac ocbc occa occc occi ocga ocha ochi ogai ogb ogba oggi oghi ogoa ogog ogoi ohai ohba ohcc ohhi ohho ohia ohio ohob ohoh oiba oici oigo oiii ooaa ooba oobi ooha ooho ooia oooh oooo