a-a a-b a-c aaa aab aac aae aao ab- aba abb abc abe abo ac- aca acb acc ace aco aea aeb aec aee aeo aoa aob aoc aoe aoo baa bab bac bae bao bba bbb bbc bbe bbo bca bcb bcc bce bco be- bea beb bec bee beo boa bob boc boe boo c-- caa cab cac cae cao cba cbb cbc cbe cbo cca ccb ccc cce cco ce- cea ceb cec cee ceo co- coa cob coc coe coo eaa eab eac eae eao eba ebb ebc ebe ebo ec- eca ecb ecc ece eco eea eeb eec eee eeo eo- eoa eob eoc eoe eoo oaa oab oac oae oao ob- oba obb obc obe obo oc- oca ocb occ oco oea oeb oec oee oeo oo- ooa oob ooc ooo

a-be aaaa aaab aaac aaae aaba aabb aabc aaca aacb aacc aace aaco aaea aaec aaoe aaoo abaa abab abac abae abb- abba abbb abbe abbo abca abcb abcc abec abee aboa abob aboo acaa acab acac acae acba acca accc acce acco ace- acea acec acoa acoe aeac aecb aoba aoca aoce baaa baba babb babe babo bac- baca bacc bace baco bbbb bbeb bcaa bcbc bcca bccc bcec beba bebb bebe bebo beca beeb beo- boab boac boba bobb bobe bobo boca boce boco boea boec boee boeo boob booc booe c-bo caaa caab caac caba cabe cabo cac- caca cacc cace caco caec cbac cbbc cbca cbcc cbce cbea cbec cbee ccaa ccab ccac ccba ccbc ccca cccb cccc ccee ccob ccoc ceac ceba cec- ceca cece ceco ceeb ceec coba cobb cobe cobo coca coce coco coob eaba eaca eacc eaec ebac ebba ebbc ebbo ebcc eboe eboo ecaa ecac ecao ecbc ecbe ecca eccb eccc ecce ecco eco- eeca eeea eeee eeoc o-eo obba obbo obea obec oboe ocab ocac ocbc occa occc oce ocee oec- oeca oecc oeec ooaa ooba oobe oooo

-aaa- aaace aaaee aaaoc aabaa aabba aacbc abaab ababa ababe abaca abaco abbac abccc abeba abebe abece aboab abobo acaca acacb aceae acebo aeaea aebbe baabe babec babee baboo bacab bacao bacca bacco bacea bbbee becca becco beeac beebe bo-bo boaco bobac bobea boboc bocac bocao bocca bocce bocoa boece booba booce booco c-a-c ca-ca caaba cabob caboc cacao caco- cacoa caec- caeca caoba ccccc ceace cebec ceco- ceeac ceoce co-bo co-co cobbe cocao cocc- cocce cocco cocea coceo cocoa cooba cooee eecca eeeee obaba ocoee oeco- ooooo

aaaaba abacab abbace aeacea baabaa bababe babaco bacaba baobab bbbbbb beebea beebee boabab boccob bococa booboo cabeca caccao caeco- cebaco ceecee cobaea cobbob cocco- cococo coocoo ecbacc ecobee oooooo

bac-cab bbbbbbb boo-boo cabecao o-o-a-a

bbbbbbbb bo-bo-bo

a-bee-cee baabaabaa beebeebee coccaceae

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc