a-be a-do aaaa aaab aaac aaad aaae aaam aaba aabb aabc aabd aabm aaca aacb aacc aacd aace aacm aaco aada aadc aade aaea aaec aaem aama aamb aamc aamd aame aamo aaoe aaoo abaa abab abac abad abae abam abb- abba abbb abbe abbo abca abcb abcc abcd abda abdo abec abed abee abma abmb abmc aboa abob abod aboo acaa acab acac acad acae acba acca accc accd acce accm acco acda acdb acdc acde acdm ace- acea acec aced acem acma acmc acme acoa acod acoe acom adaa adab adac adad adae adam adao adba adbc adcc adda addc addd adde addo adea adeb adee adem adeo adma admb adme adob adoc adod adoe adoo aeac aecb aede aeom amaa amac amad amae amam amb- amba ambe ambo amca amcc amco amda amdo amec amed amee amm- amma amme ammo amob amoc amod amoo aoba aoca aoce aoma baaa baad baam baba babb babe babm babo bac- baca bacc bace baco bada badb badd bade bado baed bama bamb bamc bame bamm bbad bbbb bbcm bbdd bbdo bbeb bcaa bcam bcbc bcca bccc bccm bcda bcde bcec bcma bdbc bddc bead beam beba bebb bebe bebo beca beda bede bedo beeb beed beem bema beme beo- beod bmaa bmce bmdb bmoc boab boac boad boba bobb bobe bobo boca boce bocm boco boda bodb bode bodo boea boec boee boeo boma bomb bome boob booc bood booe boom c-bo c-cd caaa caab caac caam caba cabe cabo cac- caca cacc cace cacm caco cada cadc cadd cade cadm cado caec caem cama camb camc came camm camo caod cbac cbbc cbca cbcc cbce cbcm cbdb cbdc cbdo cbea cbec cbee cbme ccaa ccab ccac ccad ccam ccba ccbc ccca cccb cccc cccm ccdc ccdm cced ccee ccma ccmb ccmc ccmd ccmm ccob ccoc ccod ccom cd-e cdaa cdac cdad cdba cdda cddb cdec cdma cdom ceac cead ceba cec- ceca cece cecm ceco ceda cedd cede cedo ceeb ceec ceem cema cemb ceme cemm cmaa cmac cmba cmbc cmcc cmda cmdb cmea cmec cmmb cmmc cmoc coad coba cobb cobe cobo coca coce coco coda codd code coed com- coma comb comc comd come comm como coob cood coom d-bo daab daad daae daam daba dabb dabo daca dace dada dade dado daeb daem dama damb dame damm damo dbcc dcbc dcca dccb dccc dcdb dcma dcom dddd ddoc deac dead deae deba debe dec- deca decc decd dece deco deda dedd dede dedo deeb deed deem dem- dema demb demd deme demo dmaa dmab dmac dmae dmba dmcc dmcm dmdc dmea doab doae doba dobb dobe doca doce doco dod- doda dodd dode dodo doea doma domb dome domm domo doob dood doom eaba eaca eacc eada eadb eadd eaec eama eame eaom ebac ebam ebba ebbc ebbo ebcc ebed eboe eboo ecaa ecac ecad ecam ecao ecbc ecbe ecca eccb eccc ecce eccm ecco ecdc eced ecem ecma eco- ecod edac edad edam edca edda eddc edde eddm eddo ede- edea edem edma edme edoc edod edom eeca eede eeea eeee eemo eeoc emac emad emae emam emba embd embe embo emcc emco emma emme emod eocd eode maaa maac maad maam maba mabe mabo mac- maca macb macc macd mace maco mada madb madc madd made mado maee maem maeo mama mamc mame mamo maoc mbac mbam mbba mbca mbda mbdb mbed mcaa mcac mcad mcba mcbc mcca mccc mccd mcdc mcdd mcde mcdo mced mcmc mdac mdca mdcc mddm mdea mdma mdmc mdme mdoc mead mebe mebo mec- meca mecc mecd mece meco meda medb medd mede medo meed meem mema memc meme memo meoc mmaa mmab mmac mmcc mmcd mmcm mmda mmdb mmdc mmea mmmc mmmd mmmm mmod moaa moab moac moam moba mobb mobe mobo moca moco moda modd mode modo moea moed moma mome momo mooa moob mooc mood mooe o-eo oade oadm oama obad obba obbo obea obec obed oboe ocab ocac ocad ocam ocbc occa occc oce oced ocee ocma ocom odac odam odbo odda oddd odea oded odem odeo odma odom odoo oec- oeca oecc oedo oeec oeme omac omam omao ombe ombo omca omda omdb omed omee omeo omma omo- omoa omoe omoo ooaa ooba oobe ooda ooma oome oooo