-ana -ane -ene a-be aaaa aaab aaac aaad aaae aaan aaba aabb aabc aabd aaca aacb aacc aacd aace aacn aada aadc aade aaea aaec aaen aana aand aane abaa abab abac abad abae aban abb- abba abbb abbe abca abcb abcc abcd abcn abda abec abed abee aben acaa acab acac acad acae acan acba acca accc accd acce acda acdb acdc acde ace- acea acec aced acen acne adaa adab adac adad adae adan adba adbc adcc adda addc addd adde addn adea adeb adee aden adna aeac aean aebn aecb aede aena aend ana- anaa anab anac anad anae anan anba anbb anca ancc ance and- anda ande anec anee anen anna annb anne baaa baad baan baba babb babe bac- baca bacc bace bacn bada badb badd bade baed bana banc band bane bann bbad bbbb bbdd bbeb bcaa bcbc bcca bccc bcda bcde bcec bdbc bddc bdna bead bean beba bebb bebe beca beda bede beeb beed been bena bend bene benn c-cd caaa caab caac caan caba cabe cac- caca cacc cace cada cadc cadd cade caec caen cana canc cand cane cann cbac cbbc cbca cbcc cbce cbcn cbdb cbdc cbdn cbea cbec cbee cbna cbnd ccaa ccab ccac ccad ccba ccbc ccbn ccca cccb cccc ccdc ccdn cced ccee ccna ccnb ccnc ccne cd-e cdaa cdac cdad cdba cdda cddb cdec cdna cdnb cdnc ceac cead cean ceba cec- ceca cece ceda cedd cede ceeb ceec cen- cena cend cene cnaa cnac cnbc cnda cndd cnna d-na daab daad daae daan daba dabb daca dace dada dade daeb dana dand dane dann dbcc dcbc dcca dccb dccc dcdb dddd deac dead deae dean deba debe dec- deca decc decd dece deda dedd dede deeb deed deen dena dene denn dnaa dnab dnac dnad dnae dnan dnce eaba eaca eacc eada eadb eadd eaec eana ebac eban ebba ebbc ebcc ebed eben ecaa ecac ecad ecan ecbc ecbe ecca eccb eccc ecce ecdc eced ecne edac edad edan edca edda eddc edde ede- edea eden edna eeca eede eeea eeee eena eend enab enac enan enb- enbn enca ence end- enda ende enea ened enee enna ennc enne naaa naab naac naad naan naba nabc nabe naca nacc nacd nace nada nadc nade naea nan- nana nanb nand nane nann nbaa nbad nbbc nbca nbcc ncaa ncac ncba ncbc ncca nccc nccn ncda ncdc ncdn ncea ncec nced ncee ncen ncna ncnc ncnd ndaa ndcc nddb ndde ndna neab neac nead nean neba nebb nebe nebn neca necc nece neda nedc nedd nede neea neeb need neen nena nend nene nndb nnnn