a-a a-b a-c aaa aab aac aao aau aav ab- aba abb abc abo abu abv ac- aca acb acc aco acu acv aoa aob aoc aoo aou aov au- aua aub auc auo auv av- ava avb avc avo avu b-u baa bab bac bao bau bav bba bbb bbc bbo bbu bca bcb bcc bco bcu bcv boa bob boc boo bou bov bua bub buc buo buu bva bvb bvc bvo bvu bvv c-- caa cab cac cao cau cav cba cbb cbc cbo cbu cbv cca ccb ccc cco ccu ccv co- coa cob coc coo cou cov cua cub cuc cuo cuu cuv cva cvb cvc cvo cvu cvv oaa oab oac oao oau oav ob- oba obb obc obo obu obv oc- oca ocb occ oco ocu ocv oo- ooa oob ooc ooo oov ou- oua ouc ouo ov- ova ovb ovc ovo ovv ua- uaa uab uac uao uau uav uba ubb ubc ubo ubu ubv uca ucb ucc uco ucu ucv uoa uob uoc uoo uua uuc uuu uva uvb uvc uvo uvu uvv v-a vaa vab vac vao vau vav vba vbc vbo vbv vca vcc vco vcu voa vob voc voo vou vov vuv vva vvb vvc vvo vvv

-vac aaaa aaab aaac aaav aaba aabb aabc aaca aacb aacc aaco aacu aacv aaoo aava abaa abab abac abau abb- abba abbb abbo abca abcb abcc aboa abob aboo abou abov abua abva acaa acab acac acba acca accc acco accu acoa acou acu- acuo acvv aoba aoca auaa auca avab avao avcc avco avou avva avvo baaa baba babb babo babu bac- baca bacc baco bau- bava bavu bbau bbbb bcaa bcbc bcca bccc bcuc bcvo boab boac boba bobb bobo bobu boca boco bocu boob booc boua bova bovo buba bubb bubo bubu buca bucc buco bucu c-bo caaa caab caac caba cabo cabu cac- caca cacc caco cauc cauo cava cavo cavu cbac cbbc cbca cbcc cbcu cbva cbvb ccaa ccab ccac ccba ccbc ccca cccb cccc cccu cccv ccob ccoc ccuc ccvo coba cobb cobo cobu coca coco cocu coob coua coub cova covo cuau cub- cuba cubb cuca cucc cvac cvca cvcc oaau obba obbo ocab ocac ocbc occa occc ooaa ooba oooo ouac oucc ouu- ovo- ovoo uabc uaca uaoc uaua ubac ubba ubbo uboc ucav ucbc ucca ucua uocc uovo uuoc uuuu uv-a uv-b uv-c uvaa uvac uvvu vaca vaco vava vbcc voca vooc vuca vuco vvob vvvv

-aaa- aaaoc aabaa aabba aacbc abaab ababa ababu abaca abaco abava abbac abbou abccc aboab abobo abovo acaca acacb acaua accub acou- acoua acouo acuba avoca avouu baava babau baboo babou bacab bacao bacca bacco bacu baubo bo-bo boaco bobac boboc bobov bocac bocao bocca bocoa booba booco bouba bouca bubba bucca bucco bucov c-a-c ca-ca caaba cabob caboc cabov cacao cacau caco- cacoa cacu caoba cauac cauca cauco cavac ccccc co-bo co-co coava cocao cocc- cocco cocoa cooba couac couba couco couva cuaba cubao cubo- cubub cuoco obaba obava obcov ocova ooooo oovoo ovca ovoca ubava ubobo uuuuu v-bob vaavu vacca vacoa vacov vacua vacuo vocab vocca voobu

aaaaba aacubo ababou abacab abucco acouo- aucuba baabaa babaco babacu baboua babovo bacaba bacau baobab baucau bbbbbb boabab bobbau bobova bobovo boccob bococa booboo boubou boucau bububu bucco- cabucu caccao cavaco cobbob cocco- cococo coocoo cucova oooooo uacaba ucuuba vaovao vavoua vvvvvv

abacua bac-cab bau-bau bbbbbbb bobovac boo-boo cabouca cabouco cacuaco cauaua cavacoa cou-cou o-o-a-a ocaucu ububboo vavau

bbbbbbbb bo-bo-bo bu-ba-bu ubbubboo

abbabubba baabaabaa

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