a-a a-b a-z aaa aab aad aav aaz ab- aba abb abd abv abz ad- ada adb add adv adz av- ava avb avd avz az- aza azb azd azz baa bab bad bav baz bba bbb bbd bda bdb bdd bdv bdz bva bvb bvd bvv bza bzd bzz daa dab dad dav daz dba dbb dbd dbv dbz dda ddb ddd ddz dva dvb dvd dza dzb dzd v-a vaa vab vad vav vaz vba vbd vbv vbz vdb vdd vdv vva vvb vvv vvz zaa zab zad zav zaz zbb zbv zdv zzz

aaaa aaab aaad aaav aaba aabb aabd aada aava abaa abab abad abb- abba abbb abda abva abvd abza adaa adab adad adba adda addd advb avab avaz avda avva aza- azab azad azaz azza baaa baad baaz baba babb bada badb badd bava baza bbad bbbb bbdd bdav bzzz daab daad daba dabb dada dava dazz dddd dvda dzbb dzvv vaad vada vava vaza vvvv zaav zaba zada zaza zvab zzzz

-aaa- -abad aabaa aabba abaab ababa abada abava abaza abbad adaba adada adava avaaz avaza azaad azada baava d-a-d daada daava dabba dadda dadva ddddd dvd-d vaada vavad za-za zabad zzzzz

aaaaba ababda adavad addada azzaba baabaa baabda badbad bazdad bbbbbb dababa dabdab dadaab dadada dzbadz vaadaa vvvvvv zababa zabada zavada

abadaba abdabad bazabad bbbbbbb dabbaba zadabad zadzadz

abadabad abadazad azadabad babaabad bbbbbbbb

abba-zaba baabaabaa badabadda ddddddddd

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb bzzzzzzzzzzzzzz