a-ii aaaa aaab aaac aaai aaam aaba aabb aabc aabi aabm aaca aacb aacc aaci aacm aacu aaib aaic aaii aama aamb aamc aami abaa abab abac abai abam abau abb- abba abbb abbi abca abcb abcc abci abia abib abic abim abiu abma abmb abmc abua abum acaa acab acac acai acba acca accc acci accm accu aci- acia acic acim acma acmc acmi acmu acu- acum aiai aiba aica aicc aiia aiib aiic aimc aimi aimm aiui amaa amac amai amam amb- amba ambi ambu amca amcc amia amib amic amii amm- amma ammi ammu amua amui amum auaa auca auci auma aumi ba-i baaa baam baba babb babi babm babu bac- baca bacc baci baia baib baic bama bamb bamc bami bamm bamu bau- baum bbau bbbb bbci bbcm bcaa bcam bcbc bcca bccc bcci bccm bcia bcma bcuc biba bibb bibi bica bicc bici bima bmaa bmci bmic bmmi buba bubb bubi bubu buca bucc buci bucu buic buiu bum- buma bumb caaa caab caac caam caba cabi cabu cac- caca cacc caci cacm caia caib caic caim caiu cama camb camc cami camm cauc caum cbac cbbc cbca cbcc cbcm cbcu cbia ccaa ccab ccac ccai ccam ccba ccbc ccca cccb cccc ccci cccm cccu ccic ccii ccim ccma ccmb ccmc ccmm ccuc ciaa ciam ciau ciba cibc cibi cica cicc cici cicu ciia ciii cima cimb cimi cimm ciuc cmaa cmac cmba cmbc cmcc cmii cmmb cmmc cmmi cuau cub- cuba cubb cubi cuca cucc cuci cucm cui- cum- cuma iaaa iaac iaai iaba iabm iaca iacc iacu iaia iaim iama iamb iami ibac ibbm ibca ibia ibim ibma icaa icab icac icai icam icbc icbm icca iccb iccc icci iccu icma icmc icmi icmm icub iiac iica iiii iimc iiuc iium imac imai imam imba imbi imca imcb imci imma immi iucc iuiu ma-i maaa maac maai maam maba mabi mabu mac- maca macb macc maci macu maia maib maii maim mama mamc mami mamu maua maui maum mbac mbam mbba mbca mbci mbia mbim mcaa mcac mcba mcbc mcbi mcca mccc mcci mcia mcic mcii mcmc mcmi miaa miab miac miai miam miau mibc mica micc mici miii mim- mima mimi miui mmaa mmab mmac mmai mmcc mmci mmcm mmic mmii mmmc mmmm muac mubi muc- mucc mucu muma mumm mumu uabc uaca uamc uaua ubac ubba ubbi ubic ubii ucai ucam ucbc ucca ucci ucmc ucua uica uima umaa umac umai umb- umba umbi umma uuuu