-ana a-un aaaa aaab aaac aaad aaam aaan aaba aabb aabc aabd aabm aaca aacb aacc aacd aacm aacn aacu aada aadc aadu aama aamb aamc aamd aamn aana aand abaa abab abac abad abam aban abau abb- abba abbb abca abcb abcc abcd abcn abda abdu abma abmb abmc abnu abua abud abum abun acaa acab acac acad acan acba acca accc accd accm accu acda acdb acdc acdm acma acmc acmu acu- acum adaa adab adac adad adam adan adba adbc adcc adda addc addd addn addu adma admb adna adua adub adun amaa amac amad amam aman amb- amba ambn ambu amca amcc amda amm- amma ammu amnd amua amud amum amun ana- anaa anab anac anad anam anan anau anba anbb anbu anca ancc and- anda anma anmu anna annb anua anub anum anun auaa auca audc auma auna baaa baad baam baan baba babb babm babu bac- baca bacc bacn bada badb badd badu bama bamb bamc bamm bamn bamu bana banc band bann banu bau- baud baum bbad bbau bbbb bbcm bbdd bcaa bcam bcbc bcca bccc bccm bcda bcma bcnu bcuc bdbc bddc bdna bmaa bman bmdb buad buba bubb bubu buca bucc bucu buda budb budd budu bum- buma bumb buna bunb bund bunn bunu c-cd caaa caab caac caam caan caba cabu cac- caca cacc cacm cada cadc cadd cadm cadu cama camb camc camm cana canc cand cann cauc caum cbac cbbc cbca cbcc cbcm cbcn cbcu cbdb cbdc cbdn cbna cbnd ccaa ccab ccac ccad ccam ccba ccbc ccbn ccca cccb cccc cccm cccu ccdc ccdm ccdn ccma ccmb ccmc ccmd ccmm ccna ccnb ccnc ccnm ccnu ccuc cdaa cdac cdad cdba cdda cddb cdma cdna cdnb cdnc cmaa cmac cmba cmbc cmcc cmda cmdb cmmb cmmc cmmn cnaa cnac cnam cnbc cnbm cnda cndd cnma cnna cuan cuau cub- cuba cubb cuca cucc cucm cucn cuda cum- cuma cuna cund d-na daab daad daam daan daau daba dabb dabu daca dada dadu dama damb damm damn damu dana dand dann danu daub daud daum daun dbcc dcbc dcca dccb dccc dccu dcdb dcma dcmu dddd ddub dmaa dmab dmac dman dmba dmcc dmcm dmdc dnaa dnab dnac dnad dnam dnan duaa duab duad duan dub- duba dubb dubc dubu duca duda dudd dudu duma dumb dumm duna dunc dunn maaa maac maad maam maan maba mabu mac- maca macb macc macd macu mada madb madc madd mama mamc mamu man- mana manc mand mann manu maua maud maum maun mbac mbam mbba mbca mbda mbdb mbna mcaa mcac mcad mcan mcba mcbc mcca mccc mccd mcdc mcdd mcmc mdac mdca mdcc mddm mdma mdmc mdna mdud mmaa mmab mmac mman mmcc mmcd mmcm mmda mmdb mmdc mmmc mmmd mmmm mmun mnaa mnac mnam mnba mnbb mnda muac muc- mucc mucu muda mudd mudu muma mumm mumu muna munc mund munn munu naaa naab naac naad naam naan naba nabc nabu naca nacc nacd nacm nada nadc nadu nama namb namd namm namu nan- nana nanb nand nann nanu naum nbaa nbad nbbc nbca nbcc ncaa ncac ncba ncbc ncca nccc nccn nccu ncda ncdc ncdn ncdu ncmm ncna ncnc ncnd ncua ndaa ndau ndbm ndcc nddb ndma ndmc ndna nman nmdc nmmc nndb nnmc nnnn nuan nuba nubc nuca nucu nuda nudc nudd numa numb numm numu nuna nunc nunn uabc uaca uamc uaua ubac ubba ubud ucad ucam ucan ucbc ucca ucdc ucdd ucmc ucua udaa udad udau udbc udca udma udmc udun umaa umac uman umb- umba umma unaa unac unam unan unau unbd unca uncc unda unma unmc unna unum uuuu