a-a a-b aaa aab aae aak aao ab- aba abb abe abk abo aea aeb aee aek aeo aka akb ake akk ako aoa aob aoe aok aoo baa bab bae bak bao bba bbb bbe bbk bbo be- bea beb bee bek beo bka bkb bke bkk bko boa bob boe bok boo eaa eab eae eak eao eba ebb ebe ebk ebo eea eeb eee eek eeo eka ekb eke eko eo- eoa eob eoe eok eoo ka- kaa kab kae kak kao kba kbb kbe kbk kbo ke- kea keb kee kek keo kkb kke kkk koa kob koe kok koo oaa oab oae oak oao ob- oba obb obe obk obo oea oeb oee oeo oka okb oke okk oko oo- ooa oob ook ooo

a-ak a-be a-ok aaaa aaab aaae aaba aabb aaea aaka aake aaoe aaoo abaa abab abae abak abb- abba abbb abbe abbo abee aboa abob abok aboo aeka akaa akae akao akee akka akko akok aoba baaa baak baba babb babe babo baek bak- baka bake bako bbbb bbeb beak beba bebb bebe bebo beeb beek beka beke beko beo- beok boab boak boba bobb bobe bobo boea boee boeo boka boke boko boob booe book eaba ebba ebbo eboe eboo eeea eeee eeka eeke eka- ekab ekeb ekek ekka ekoa eoka kaaa kaab kaak kaba kabb kabe kabo kaeo kaka kake kakk kako kaoa kaok kbaa kbab kbae kbak kbba kbbb kbbe kbbk kbbo kbeb kbee kbek kbeo kbkb kbkk kbko kboa kbob kboe kbok kboo kea- keak keba kebb kebe keek keka kekb keke keko keok kkaa kkba kkbb kkbe kkbo kkea kkkk kkoa kkob kkoo koab koae koak koba kobb kobe kobk kobo koea koka kokb koke kokk koko koob kook kooo o-eo oake obak obba obbo obea obkb oboe obok okak okka okko okok ooaa ooak ooba oobe oooo

-aaa- aaaee aabaa aabba aakko abaab ababa ababe abaka abake abako abeba abebe abkoo aboab abobo aboke abook aeaea aebbe aka-e akaba akabo akaoa akobo akoka akoko baabe baake babak babee babek babka baboo bakea bakka bakke bakoa bbbee bbook bebek beebe beeke bekaa bekka bekke bekko bekok bo-bo bobak bobea bobek bobko bobok boeke bokaa bokeo bokko bokok booba booke booko ebeko ebook eeeee ekeko k-a-o kaaba kabaa kabab kabak kabba kabob kakae kakao kakka kakke kakko kako- kaooa kebab kebbe kebek kebob ko-ko kobee kokab kokak kokka kokko kooba kooka obaba obake okabe okaka okeke okobo ooooo

aaaaba aka-bo akbaba akeake akkaba baabaa bababe baekke bakebe baobab bbbbbb bebook beebea beebee boabab bobeke booboo e-book kabaka kabook kakkak keokee koakoa kobako koboko kokako kookoo oooooo

aka-bea bbbbbbb bok-bok boo-boo boobook kakaako kebakko kee-kee koekoea o-o-a-a

bbbbbbbb bo-bo-bo bookaboo koekkoek

abakabaka baabaabaa beebeebee keek-keek obabakoak

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