-ana a-ha aaaa aaab aaac aaah aaam aaan aaba aabb aabc aabh aabm aaca aacb aacc aach aacm aacn aaha aama aamb aamc aamn aana abaa abab abac abam aban abb- abba abbb abca abcb abcc abch abcn abha abhm abma abmb abmc acaa acab acac acan acba acca accc acch accm acha achh acma acmc acmh ahab ahac ahah aham ahha ahmc amaa amac amah amam aman amb- amba ambn amca amcc amm- amma ana- anaa anab anac anah anam anan anba anbb anca ancc anha anma anna annb baaa baah baam baan baba babb babm bac- baca bacc bach bacn baha bahn bama bamb bamc bamm bamn bana banc banh bann bbbb bbch bbcm bcaa bcam bcbc bcca bccc bccm bcma bhan bhca bhcc bmaa bman bmnh caaa caab caac caah caam caan caba cac- caca cacc cach cacm caha cahn cama camb camc camh camm cana canc canh cann cbac cbbc cbca cbcc cbcm cbcn cbha cbna ccaa ccab ccac ccam ccba ccbc ccbn ccca cccb cccc cccm ccha ccma ccmb ccmc ccmm ccna ccnb ccnc ccnm chaa chab chac chah cham chan chca chch chcm chha chmb chmc chmn chnb chnc chnm cmaa cmac cmah cmba cmbc cmcc cmha cmhc cmmb cmmc cmmn cmnh cnaa cnac cnam cnbc cnbm cnma cnna haab haam haan haba haha hahn hama hamc hamm hana hanc hann hcbc hcca hccb hccc hcch hcmc hcmm hhaa hhhh hman hmhb hmmm hnna maaa maac maam maan maba mac- maca macb macc mach maha mahn mama mamc man- mana manc mann mbac mbam mbba mbca mbna mcaa mcac mcan mcba mcbc mcca mccc mcmc mhac mhmm mmaa mmab mmac mman mmcc mmcm mmhm mmmc mmmh mmmm mnaa mnac mnam mnba mnbb naaa naab naac naam naan naba nabc naca nacc nach nacm naha nama namb namm nan- nana nanb nann nbaa nbbc nbca nbcc nbhm ncaa ncac ncba ncbc ncca nccc nccn ncha nchc ncmh ncmm ncna ncnc nhcc nhmc nhnn nman nmha nmmc nmnh nnmc nnnn