a-a a-b a-c aaa aab aac aad aao ab- aba abb abc abd abo ac- aca acb acc acd aco ad- ada adb adc add ado aoa aob aoc aod aoo baa bab bac bad bao bba bbb bbc bbd bbo bca bcb bcc bcd bco bda bdb bdc bdd bdo boa bob boc bod boo c-- caa cab cac cad cao cba cbb cbc cbd cbo cca ccb ccc ccd cco cda cdb cdc cdd cdo co- coa cob coc cod coo daa dab dac dad dao dba dbb dbc dbd dbo dca dcb dcc dcd dco dda ddb ddc ddd ddo doa dob doc dod doo oaa oab oac oad oao ob- oba obb obc obd obo oc- oca ocb occ ocd oco oda odb odc odd odo oo- ooa oob ooc ood ooo

a-do aaaa aaab aaac aaad aaba aabb aabc aabd aaca aacb aacc aacd aaco aada aadc aaoo abaa abab abac abad abb- abba abbb abbo abca abcb abcc abcd abda abdo aboa abob abod aboo acaa acab acac acad acba acca accc accd acco acda acdb acdc acoa acod adaa adab adac adad adao adba adbc adcc adda addc addd addo adob adoc adod adoo aoba aoca baaa baad baba babb babo bac- baca bacc baco bada badb badd bado bbad bbbb bbdd bbdo bcaa bcbc bcca bccc bcda bdbc bddc boab boac boad boba bobb bobo boca boco boda bodb bodo boob booc bood c-bo c-cd caaa caab caac caba cabo cac- caca cacc caco cada cadc cadd cado caod cbac cbbc cbca cbcc cbdb cbdc cbdo ccaa ccab ccac ccad ccba ccbc ccca cccb cccc ccdc ccob ccoc ccod cdaa cdac cdad cdba cdda cddb coad coba cobb cobo coca coco coda codd coob cood d-bo daab daad daba dabb dabo daca dada dado dbcc dcbc dcca dccb dccc dcdb dddd ddoc doab doba dobb doca doco dod- doda dodd dodo doob dood obad obba obbo ocab ocac ocad ocbc occa occc odac odbo odda oddd odoo ooaa ooba ooda oooo

-aaa- -abad aaadc aaaoc aabaa aabba aacbc aadac abaab ababa abaca abaco abada abbac abbad abbod abccc abcdb aboab aboad abobo abood acaca acacb accad acoda adaba adada adado adobo adodb babdo baboo bacab bacao bacca bacco badao baddo badoc badod badoo bo-bo boaco boada bobac boboc bocac bocao bocca bocoa bodd- bodoc booba booco c-a-c ca-ca caaba cabob caboc cabod cacao caco- cacoa cadac caddo cadoc caoba ccccc co-bo co-co coadd cocao cocc- cocco cocoa codco codo cooba d-a-d daada dabba dabco dacca dacco daco- dadao dadda daddo dadoo dccab ddddd do-do doaba doado dodab dodad dodoo dooab doodo obaba obodo ocado odaba oddba ooooo

aaaaba ababda abacab abbado adacao addada baabaa baabda babaco bacaba badbad badoda baobab bbbbbb boabab bobcad boccob bococa bodoco booboo caccao cadaba cadca cobbob cocada cocco- cococo coocoo coodoo dababa dabaca dabdab dadaab dadada dadbob dadbod do-dad dodaac dododo doodab doodad oooooo

abadaba abdabad addabbo adobada bac-cab bbbbbbb boo-boo dabbaba dacadoo dob-dob doo-dad doo-doo o-o-a-a

abadabad babaabad badbaado bbbbbbbb bo-bo-bo bodaboda

baabaabaa badabadda boda-boda ddddddddd

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc doodoodoodoodoo