a-a a-b aaa aab aae aak aao aav ab- aba abb abe abk abo abv aea aeb aee aek aeo aev aka akb ake akk ako akv aoa aob aoe aok aoo aov av- ava avb ave avk avo baa bab bae bak bao bav bba bbb bbe bbk bbo be- bea beb bee bek beo bev bka bkb bke bkk bko bkv boa bob boe bok boo bov bva bvb bve bvk bvo bvv eaa eab eae eak eao eav eba ebb ebe ebk ebo ebv eea eeb eee eek eeo eev eka ekb eke eko ekv eo- eoa eob eoe eok eoo eva evb eve evo evv ka- kaa kab kae kak kao kav kba kbb kbe kbk kbo ke- kea keb kee kek keo kev kkb kke kkk kkv koa kob koe kok koo kva kvb kvk kvo kvv oaa oab oae oak oao oav ob- oba obb obe obk obo obv oea oeb oee oeo oka okb oke okk oko oo- ooa oob ook ooo oov ov- ova ovb ove ovo ovv v-a v-e vaa vab vae vak vao vav vba vbk vbo vbv vea veb vee vek veo vka vkb voa vob voe vok voo vov vva vvb vvo vvv

a-ak a-be a-ok aaaa aaab aaae aaav aaba aabb aaea aaev aaka aake aaoe aaoo aava abaa abab abae abak abb- abba abbb abbe abbo abee aboa abob abok aboo abov abva aeka aeva akaa akae akao akee akka akko akok aoba avab avao avea aveo avva avvo baaa baak baba babb babe babo baek bak- baka bake bako bava bave bbbb bbeb beak beav beba bebb bebe bebo beeb beek beka beke beko beo- beok bevo boab boak boba bobb bobe bobo boea boee boeo boka boke boko boob booe book bova bove bovo eaba eave ebba ebbo eboe eboo eeea eeee eeka eeke eeva eka- ekab ekeb ekek ekka ekoa eoka evae evea evoe evoo evvk kaaa kaab kaak kaba kabb kabe kabo kaeo kaka kake kakk kako kaoa kaok kava kavb kave kavo kavv kbaa kbab kbae kbak kbba kbbb kbbe kbbk kbbo kbeb kbee kbek kbeo kbev kbkb kbkk kbko kbkv kboa kbob kboe kbok kboo kbov kbva kbvb kbvo kea- keak keba kebb kebe keek keka kekb keke keko keok keva keve kkaa kkba kkbb kkbe kkbo kkea kkkk kkoa kkob kkoo kkov kkvv koab koae koak koba kobb kobe kobk kobo koea koka kokb koke kokk koko koob kook kooo koov kova kove kovk kovo kvab kvak kvea kvoa kvob kvoe kvok kvoo kvov kvvv o-eo oake obak obba obbo obea obkb oboe obok okak okka okko okok ooaa ooak ooba oobe oooo ovee ovo- ovoo vaka vake vava veak veba veka veke veve vevo voka voke vovk vvob vvvv

-aaa- aaaee aabaa aabba aakko abaab ababa ababe abaka abake abako abava abave abeba abebe abkoo aboab abobo aboke abook above abovo aeaea aebbe aka-e akaba akabo akaoa akobo akoka akoko akova avebe aveva aveve avoke baabe baake baava babak babee babek babka baboo bakea bakka bakke bakoa bakov bbbee bbook bebek beebe beeke beeve bekaa bekka bekke bekko bekok bevke bo-bo bobak bobea bobek bobko bobok bobov boeke bokaa bokeo bokko bokok bokov booba booke booko bovee ebeko ebook eeeee eevee ekeko ekova eveve evoke k-a-o kaaba kaava kaave kaavo kabaa kabab kabak kabba kabob kaeva kakae kakao kakka kakke kakko kako- kaooa kavak kavka keava keave kebab kebbe kebek kebob keeve ko-ko kobee kokab kokak kokka kokko kooba kooka kovak obaba obake obava okabe okaka okeke okobo ooooo oovoo ovaka ovako v-bob vakko veeve vekke veveo voake voeva vokee vokov

aaaaba aka-bo akbaba akeake akkaba baabaa bababe babovo baekke bakebe baobab bavoko bbbbbb bebook bebove beebea beebee bekovo boabab bobeke bobkov bobova bobovo booboo e-book evovae kabaka kabook kakava kakkak kekava kekova keokee koakoa kobako koboko kokako kookoo koovee oooooo vaovao vavaea vvvvvv

ababkov aka-bea akabeko bbbbbbb bobkova bobovek bok-bok boo-boo boobook kakaako kavakeb kebakko kee-kee koekoea o-o-a-a

ababkovo bbbbbbbb bo-bo-bo bookaboo kavakava koekkoek

abakabaka baabaabaa beebeebee keek-keek obabakoak

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb