a-be aaaa aaab aaad aaae aaam aaba aabb aabd aabm aada aade aaea aaem aage aama aamb aamd aame abaa abab abad abae abag abam abb- abba abbb abbe abda abed abee abgd abma abmb adaa adab adad adae adag adam adba adda addd adde adea adeb adee adem adma admb adme aede aega agad agag agam agba agda agde agea aged agee agem agga agge agma agme amaa amad amae amag amam amb- amba ambe amda amed amee amga amm- amma amme baaa baad baam baba babb babe babm bada badb badd bade baed baga bage bagg bama bamb bame bamm bbad bbbb bbdd bbeb bbga bbgm bbmg bead beag beam beba bebb bebe beda bede beeb beed beeg beem bega begg bema beme bmaa bmag bmdb daab daad daae daag daam daba dabb dada dade daeb daem daga dage dagg dama damb dame damm dbag dddd dead deae deba debe deda dedd dede deeb deed deeg deem dega dege dem- dema demb demd deme dgeg dgge dmaa dmab dmae dmba dmea eaba eada eadb eadd eaga eage eama eame ebam ebba ebed edad edag edam edda edde eddm ede- edea edem edge edma edme eede eeea eeee eega egaa egad egae egba egbe egea egee egem eggb egge egma emad emae emag emam emba embd embe emma emme gaba gabb gabe gada gadd gade gadm gaea gaed gaga gage gagg gam- gama gamb game gamm gbag gbde gddb geab gead geba gebe geda gedd gede geed gege gegg gem- gema gemm gggg gmme maaa maad maag maam maba mabe mada madb madd made maee maem maga magd mage magg mama mame mbam mbba mbda mbdb mbed mddm mdea mdma mdme mead meag mebe meda medb medd mede meed meem meg- mega mege megg mema meme mgam mged mgga mmaa mmab mmda mmdb mmea mmmd mmmm