a-a a-b aaa aab aaf aak aao ab- aba abb abf abk abo af- afa afb aff afk afo aka akb akk ako aoa aob aof aok aoo baa bab baf bak bao bba bbb bbf bbk bbo bfa bfb bff bfo bka bkb bkf bkk bko boa bob bof bok boo faa fab faf fak fao fba fbb fbf fbk fbo ffa fff ffk ffo fka fkb fkf fkk foa fob fof fok foo ka- kaa kab kaf kak kao kba kbb kbf kbk kbo kfa kff kfo kkb kkk koa kob kof kok koo oaa oab oaf oak oao ob- oba obb obf obk obo of- ofa ofb off ofo oka okb okk oko oo- ooa oob oof ook ooo

a-ak a-ok aaaa aaab aaaf aaba aabb aafa aafb aaff aaka aaoo abaa abab abaf abak abb- abba abbb abbo abff aboa abob abof abok aboo afaa afak afao affa affo afka afoa afoo akaa akao akka akko akok aoba baaa baaf baak baba babb babo baff bafo bak- baka bako bbbb boab boak boba bobb bobo bofa boff boka boko boob boof book f--k faaa faba fabo fafa faff fafo fako ffff fkab foaf foak foba fofo foof fook kaaa kaab kaaf kaak kaba kabb kabf kabo kafa kaff kaka kakk kako kaoa kaok kbaa kbab kbak kbba kbbb kbbf kbbk kbbo kbfb kbff kbfk kbfo kbkb kbkf kbkk kbko kboa kbob kbok kboo kfab kfbk kffa kffb kfff kffk kfka kfkb kfok kfoo kkaa kkba kkbb kkbo kkkk kkoa kkob kkoo koab koak koba kobb kobk kobo kofa koff kofk kofo koka kokb kokf kokk koko koob kook kooo oafo obak obba obbo obkb obok off- offa offo okak okka okko okok ooaa ooak ooba ooff oooo

-aaa- aabaa aabba aakko abaab ababa abaka abako abfab abkoo aboab abobo abook akaba akabo akaoa akobo akoka akoko babak babka baboo baffa bakka bakoa bbook bo-bo bobak bobko bobok boffa boffo bokaa bokko bokok booba booko fabbo faboo fofao k-a-o kaaba kabaa kabab kabak kabba kabob kafak kaffa kafka kakao kakka kakko kako- kaooa ko-ko kokab kokak kokka kokko kooba kooka obaba ofafa offof okaka okobo ooooo

aaaaba aka-bo akbaba akkaba baabaa baobab bbbbbb boabab booboo bookof fabao fakfak foboff foofoo kabaka kabook kaffka kakkak koakoa kobako koboko koffka kokako kookoo oooooo

bakaffa bbbbbbb bok-bok boo-boo boobook fakaofo foo-foo kakaako o-o-a-a off-off offbook

bbbbbbbb bo-bo-bo bookaboo off-book

abakabaka baabaabaa obabakoak

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