a-a a-b a-c a-t aaa aab aac aao aat ab- aba abb abc abo abt ac- aca acb acc aco act aoa aob aoc aoo aot at- ata atb atc ato att baa bab bac bao bat bba bbb bbc bbo bbt bca bcb bcc bco bct boa bob boc boo bot bta btb btc bto btt c-- caa cab cac cao cat cba cbb cbc cbo cbt cca ccb ccc cco cct co- coa cob coc coo cot cta ctb ctc cto ctt oaa oab oac oao oat ob- oba obb obc obo obt oc- oca ocb occ oco oct oo- ooa oob ooc ooo oot ot- ota otb otc oto ott taa tab tac tao tat tba tbb tbc tbo tbt tca tcb tcc tco tct to- toa tob toc too tot tta ttb ttc tto ttt

aaaa aaab aaac aaba aabb aabc aabt aaca aacb aacc aaco aact aaoo aata aatc aatt abaa abab abac abat abb- abba abbb abbo abbt abca abcb abcc abct aboa abob aboo abot abta ac-t acaa acab acac acat acba acca accc acco acct acoa acot acta actc acto actt aoba aoca aotc at-t ataa atab atac atat atca atcc atco atob atoc atot atta atto baaa baat baba babb babo bac- baca bacc baco bact bata batc bato batt bbbb bcaa bcat bcbc bcca bccc bctc boab boac boat boba bobb bobo boca boco boob booc boot bota botb boto bott btaa btcc btob bttb c-bo caaa caab caac caat caba cabo cac- caca cacc caco cat- cata catb catc cato catt cbac cbat cbbc cbca cbcc cbct cbot cbta cbtc ccaa ccab ccac ccat ccba ccbc ccca cccb cccc ccob ccoc cctb cctc cctt coat coba cobb cobo coca coco coct coob coot cota cotb cotc coto cott ctab ctba ctca ctot ctta obba obbo obot ocab ocac ocat ocbc occa occc occt oct- octa octo ooaa ooba oooo ootb otac oto- otoo otta otto taa- taat taba tabb tabc tabo taca tacc taco tact taoa tata tatb tato tatt tbca tbcb tbcc tbta tcca tccc tctc toab toat toba tobo tobt toca toco tooa toot tota totc toto tott ttab ttbb tttt

-aaa- aaaoc aaata aabaa aabba aacbc abaab ababa abaca abaco abbac abbat abbot abccc aboab aboat abobo aboot abott abtaa abtao acaca acacb acoat acoot actto ataco atbat atoot atoto atto- baata baboo babot bacab bacao bacca bacco bacot bacta batab batac batat batco batob batoo batta batto bccat bo-bo boaco bobac boboc bocac bocao bocat bocca bocoa booat booba booco boota botta c-a-c ca-ca caaba cabob caboc cabot cacao caco- cacoa caoba cata- catco cato- catta catto ccccc co-bo co-co coact coatc cobot cocao cocc- cocco cocoa cocto cooba cott- cotta cotto obaba obata octa- octo- ooooo otcbb otoba ototo t-cat ta-ta taabo tabac tabat tabo- taboo tabot tacca tacco tataa tatao tatoo tatta tatto tbtbt tcoat tcobb toact tobac tobat tobot tocco toco- tocoa toto- totoo totta ttttt

aaaaba abacab abacot abbott abcott accott at-bat ataaba atacta baabaa babaco bacaba baobab batata batcat bbbbbb boabab bobcat bobota boccob bococa booboo botota caccao catcat ccaatt ccatca cobbob cocco- cococo cocota cocto- coocoo oooooo tabaco tabata tabbat taboot tacata taobao taobat taotao tataat tatoba tattat tattoo toatoa tobata toboot toccoa tootat tootoo totota

atobtoc attacca attacco attatba bac-cab baccata batabat batboat batoata bbbbbbb boo-boo cacota catboat catcott cobbcat cocatoo cocobat o-o-a-a octocat otocac tabacco tac-tac tacaca tacocat tat-tat toccata too-too totoaba tototoo

baccato- bbbbbbbb bo-bo-bo cat-boat cotabato toottoot

abboccato baabaabaa toca-toca

tat-tat-tat

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc