a-ha a-ii a-ya aaaa aaab aaac aaah aaai aaba aabb aabc aabh aabi aaby aaca aacb aacc aach aaci aacu aacy aaha aaib aaic aaii abaa abab abac abai abau abay abb- abba abbb abbi abby abca abcb abcc abch abci abha abhi abia abib abic abiu abiy abua abuy abyc abyy acaa acab acac acai acba acca accc acch acci accu accy acha achh achi achu achy aci- acia acic acu- ahab ahac ahah ahai ahau ahha ahua ahuy aiai aiba aica aicc aich aiha aiia aiib aiic aiui auaa auby auca auch auci ayah ayay ayca ayub ayuh ayya ba-i baaa baah baba babb babi babu baby bac- baca bacc bach baci baha bahi bahu baia baib baic bau- baya bayh bayi bayu bbau bbay bbbb bbch bbci bcaa bcbc bcca bccc bcci bcia bcuc bhai bhca bhcc bhuu biba bibb bibi bica bicc bich bici biha bihi bihu biya buba bubb bubi bubu buca bucc buch buci bucu buha buhi buhy buic buiu buyi buyu bych caaa caab caac caah caba cabi cabu caby cac- caca cacc cach caci caha caia caib caic caiu cauc cbac cbbc cbca cbcc cbcu cbha cbia ccaa ccab ccac ccai ccba ccbc ccca cccb cccc ccci cccu ccha cchy ccic ccii ccuc chaa chab chac chah chai chau chay chca chch chci chha chia chib chic chih chiu chua chub chui chuy chy- chyc ciaa ciau ciba cibc cibi cica cicc cich cici cicu ciia ciii ciuc ciyu cuau cub- cuba cubb cubi cuby cuca cucc cuci cui- cuy- cya- cyaa cyba cybb cybc cybi cyc- cyca cycb cycc cyy- cyyc h-ii haab haba habi habu haby haha hau- hauy haya hayu hbic hcbc hcca hccb hccc hcch hchi hhaa hhhh hi-c hiaa hiab hiba hibi hibu hicc hich hihc hihi hiiu hiya huac huah huba hubb hubi huby huch hucu huhi huhu huia huib huub huya hyua i-by iaaa iaac iaai iaba iaca iacc iacu iahc iaia iayc ibac ibca ibia ibuy ibyi icaa icab icac icai icbc icca iccb iccc icci iccu ichc ichi ichu ichy icub ihab ihba ihcc ihua ihub iiac iica iiii iiuc iucc iuiu iyai uabc uaca uaua ubac ubay ubba ubbi ubic ubii ucai ucbc ucca ucci ucha uchi ucua uhuh uica uiya uuuu yaba yacc yacy yahi yahu yaya yayu ycab yccc ycch yuba yubu yuca yuhi yuya yuyu yyyy