a-ha aaaa aaab aaac aaah aaam aaap aaba aabb aabc aabh aabm aabp aaca aacb aacc aach aacm aacp aaha aama aamb aamc aamp aapa aapc aaph aapm abaa abab abac abam abap abb- abba abbb abca abcb abcc abch abcp abha abhm abma abmb abmc abpa abpc abpm abpp acaa acab acac acap acba acca accc acch accm accp acha achh achp acma acmc acmh acmp acpa acpm ahab ahac ahah aham ahha ahmc amaa amac amah amam amap amb- amba amca amcc amm- amma ampa ampc amph ampm apac apah apam apap apba apca apcb apcc apcm aph- apha aphc apma appa appc apph baaa baah baam baba babb babm bac- baca bacc bach baha bama bamb bamc bamm bamp bapa bapc bapp bbbb bbch bbcm bcaa bcam bcap bcbc bcbp bcca bccc bccm bcma bcmp bcpp bhca bhcc bmaa bpcp bphc bpmc caaa caab caac caah caam caap caba cac- caca cacc cach cacm caha cama camb camc camh camm camp capa capb capc caph capm capp cbac cbbc cbca cbcc cbcm cbcp cbha cbpc cbpp ccaa ccab ccac ccam ccap ccba ccbc ccca cccb cccc cccm cccp ccha cchp ccma ccmb ccmc ccmm ccmp ccpa ccpm ccpp chaa chab chac chah cham chap chbp chca chch chcm chcp chha chmb chmc chmp chpa chpp cmaa cmac cmah cmap cmba cmbc cmcc cmha cmhc cmmb cmmc cmpa cmpc cmpp cpaa cpac cpam cpap cpbc cpca cpcm cpha cpma cpmp cppa cppm haab haam haba haha hama hamc hamm hamp hapa hapm happ hcap hcbc hcca hccb hccc hcch hcmc hcmm hcpc hhaa hhhh hhpa hhpc hmhb hmmm hmph hpac hpcc hpmc maaa maac maam maap maba mac- maca macb macc mach macp maha mama mamc mamp mapa maph mapp mbac mbam mbba mbca mcaa mcac mcap mcba mcbc mcca mccc mchp mcmc mcpa mcpb mcpc mcph mcpp mhac mhmm mmaa mmab mmac mmap mmcc mmcm mmhm mmmc mmmh mmmm mmpa mmpc mpaa mpac mpca mpcc mpmc mppc mppp paap paba paca pach paha pahp pam- pama pamb pamm pamp papa papb papp pbac pbcc pbpa pcaa pcap pcba pcbc pcbm pcca pccc pcha pchp pcmb pcmh pcpb pcpm pcpp phah phcc phmc phpa pmaa pmac pmcc pmma pmmp pmpm ppac ppap ppcc ppcm pppa pppp