a-a a-b aaa aab aae aak ab- aba abb abe abk aea aeb aee aek aka akb ake akk baa bab bae bak bba bbb bbe bbk be- bea beb bee bek bka bkb bke bkk eaa eab eae eak eba ebb ebe ebk eea eeb eee eek eka ekb eke ka- kaa kab kae kak kba kbb kbe kbk ke- kea keb kee kek kkb kke kkk

a-ak a-be aaaa aaab aaae aaba aabb aaea aaka aake abaa abab abae abak abb- abba abbb abbe abee aeka akaa akae akee akka baaa baak baba babb babe baek bak- baka bake bbbb bbeb beak beba bebb bebe beeb beek beka beke eaba ebba eeea eeee eeka eeke eka- ekeb ekek ekka kaaa kaab kaak kaba kabb kabe kaka kake kakk kbaa kbab kbae kbak kbba kbbb kbbe kbbk kbeb kbee kbek kbkb kbkk kea- keak keba kebb kebe keek keka kekb keke kkaa kkba kkbb kkbe kkea kkkk

-aaa- aaaee aabaa aabba abaab ababa ababe abaka abake abeba abebe aeaea aebbe aka-e akaba baabe baake babak babee babek babka bakea bakka bakke bbbee bebek beebe beeke bekaa bekka bekke eeeee kaaba kabaa kabab kabak kabba kakae kakka kakke kebab kebbe kebek

aaaaba akbaba akeake akkaba baabaa bababe baekke bakebe bbbbbb beebea beebee kabaka kakkak

aka-bea bbbbbbb kee-kee

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abakabaka baabaabaa beebeebee keek-keek

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb