-ana -ane -ene a-be a-un aaaa aaab aaac aaae aaan aaba aabb aabc aaca aacb aacc aace aacn aacu aaea aaec aaen aana aane abaa abab abac abae aban abau abb- abba abbb abbe abca abcb abcc abcn abec abee aben abnu abua abue abun acaa acab acac acae acan acba acca accc acce accu ace- acea acec acen acne acu- acue aeac aean aebn aecb aena ana- anaa anab anac anae anan anau anba anbb anbu anca ancc ance anec anee anen anna annb anne anua anub anue anun auaa aube auca auce auen auna aune baaa baan baba babb babe babu bac- baca bacc bace bacn bana banc bane bann banu bau- bbau bbbb bbeb bcaa bcbc bcca bccc bcec bcnu bcuc bean beau beba bebb bebe beca becu beeb been bena bene benn benu buba bubb bube bubu buca bucc buce bucu buea buen bueu buna bunb bune bunn bunu caaa caab caac caan caba cabe cabu cac- caca cacc cace caec caen caeu cana canc cane cann cauc cbac cbbc cbca cbcc cbce cbcn cbcu cbea cbec cbee cbna ccaa ccab ccac ccba ccbc ccbn ccca cccb cccc cccu ccee ccna ccnb ccnc ccne ccnu ccuc ceac cean ceba cebu cec- ceca cece ceeb ceec cen- cena cene cnaa cnac cnbc cnna cuan cuau cub- cuba cubb cube cuca cucc cuce cucn cuna cune eaba eaca eacc eaec eana ebac eban ebba ebbc ebcc eben ecaa ecac ecan ecbc ecbe ecca eccb eccc ecce ecne ecua eeca eeea eeee eena enab enac enan enb- enbn enca ence enea enee enna ennc enne ennu enue euan euba eubc naaa naab naac naan naba nabc nabe nabu naca nacc nace naea nan- nana nanb nane nann nanu naue nbaa nbbc nbca nbcc ncaa ncac ncba ncbc ncca nccc nccn nccu ncea ncec ncee ncen ncna ncnc ncua ncue neab neac nean neau neba nebb nebe nebn nebu neca necc nece neea neeb neen nena nene nenu neua neuc neue neun neuu nnnn nuan nuba nubc nube nuca nuce nucu nuee nuna nunc nune nunn uabc uaca uaua ubac ubba ubbe ucan ucbc ucca ucea ucua ueba unaa unac unan unau unbe unca uncc unce uneb unec unee unen unna unne uuen uuuu