-ana -ane -ene a-ak a-be aaaa aaab aaae aaan aaba aabb aaea aaen aaka aake aana aane abaa abab abae abak aban abb- abba abbb abbe abee aben aean aebn aeka aena akaa akae akan akee aken akka akna ana- anaa anab anae anak anan anba anbb anee anen ank- anka anke anna annb anne baaa baak baan baba babb babe baek bak- baka bake bana bane bank bann bbbb bbeb beak bean beba bebb bebe beeb beek been beka beke bena bene benk benn eaba eana eban ebba eben eeea eeee eeka eeke eena eka- ekab ekeb ekek eken ekka ekne enab enan enb- enbn enea enee enka enke enna enne kaaa kaab kaak kaan kaba kabb kabe kaka kake kakk kakn kana kanb kane kann kbaa kbab kbae kbak kbba kbbb kbbe kbbk kbeb kbee kbek kben kbkb kbkk kbna kbnn kea- keak kean keba kebb kebe kebn keek keen keka kekb keke ken- kena kene kenk kenn kkaa kkan kkba kkbb kkbe kkbn kkea kken kkkk kknb kkne kknn knaa knab knan knba knbb knbe knbn knea kneb knee knek knen knkk knnb knnk naaa naab naan naba nabe nabk naea naka nake nan- nana nanb nane nann nbaa nbak neab nean neba nebb nebe nebn neea neeb neen neka neke nena nene nnnn