a-a a-b a-c aaa aab aac aag aau ab- aba abb abc abg abu ac- aca acb acc acg acu ag- aga agb agc agg agu au- aua aub auc aug b-u baa bab bac bag bau bba bbb bbc bbg bbu bca bcb bcc bcg bcu bga bgb bgc bgg bgu bua bub buc bug buu c-- caa cab cac cag cau cba cbb cbc cbg cbu cca ccb ccc ccg ccu cga cgb cgc cgg cgu cua cub cuc cug cuu gaa gab gac gag gau gba gbc gbg gbu gca gcb gcc gcg gcu gga ggb ggc ggg ggu gu- gua gub guc gug guu ua- uaa uab uac uag uau uba ubb ubc ubg ubu uca ucb ucc ucg ucu uga ugb ugc ugg ugu uua uuc uug uuu

aaaa aaab aaac aaba aabb aabc aaca aacb aacc aacu abaa abab abac abag abau abb- abba abbb abca abcb abcc abua abug acaa acab acac acag acba acca accc accu acga acu- agac agag agau agba agca agcc agga aggu agua auaa auca auga auug baaa baba babb babu bac- baca bacc baga bagg bau- baug bbau bbbb bbga bcaa bcbc bcbg bcca bccc bcuc bgca buba bubb bubu buca bucc bucu buga bugg caaa caab caac caba cabg cabu cac- caca cacc caga cagg cauc cbac cbbc cbca cbcc cbcu cbga cbgb ccaa ccab ccac ccag ccba ccbc ccca cccb cccc cccu ccga ccgc ccuc cgac cgcc cgcg cuau cub- cuba cubb cuca cucc cuga gaba gabb gabu gaga gagg gagu gaua gaub gbag gc-c gcaa gcbc gccc gggg guaa guac guag guba gubb gubu guca guga gugb gugg gugu uabc uaca uaua ubac ubba ucbc ucca ucua ugab ugcc ugcg uguu uuuu

-aaa- aabaa aabba aabga aacbc abaab ababa ababu abaca abaga abbac abccc acaca acacb acaua acccg accub acuba aggag babau bacab bacca bacu bagac bagag bagga bagua bubba bucca bugab bugga c-a-c ca-ca caaba cacau cacu cagua cauac cauca ccccc cuaba cubub ga-ga gabba ggaba guaba guaca gugau gugga uuuuu

aaaaba abacab ag-gag aucuba baabaa babacu bacaba bacau baucau bbbbbb bububu bugaba bugbug cabucu cagaca gabgab gagaga guagua gubgub uacaba ucuuba

abacua bac-cab bagabag bau-bau bbbbbbb cauaua cubagua gubguba uga-uga

bbbbbbbb bu-ba-bu caucagua

abbabubba baabaabaa

gagagagaga

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc