a-a a-b a-t aaa aab aad aat ab- aba abb abd abt ad- ada adb add adt at- ata atb atd att baa bab bad bat bba bbb bbd bbt bda bdb bdd bdt bta btb btd btt daa dab dad dat dba dbb dbd dbt dda ddb ddd ddt dta dtb dtd dtt taa tab tad tat tba tbb tbd tbt tda tdb tdd tdt tta ttb ttd ttt

aaaa aaab aaad aaba aabb aabd aabt aada aadt aata aatt abaa abab abad abat abb- abba abbb abbt abda abta adaa adab adad adat adba adda addd adta at-t ataa atab atad atat atdt atta baaa baad baat baba babb bada badb badd bata batt bbad bbbb bbdd btaa btdt bttb daab daad daba dabb dabt dada data datt dbtt dddd dtaa taa- taat taba tabb tada tata tatb tatt tbta tddb ttab ttbb tttt

-aaa- -abad aaata aabaa aabba aadat abaab ababa abada abbad abbat abtaa adaba adada adata atbat baata badat batab batad batat batta d-a-d daada daata dabat dabba dadda datta ddddd ta-da ta-ta tabat tataa tatta tbtbt ttttt

aaaaba ababda addada at-bat ataaba baabaa baabda badbad batata batdad bbbbbb dababa dabdab dadaab dadada tabata tabbat tataat tattat

abadaba abdabad adaadat ataabad attabad attatba baabdat baddata batabat bbbbbbb dabbaba tat-tat tatabad

abadabad babaabad bbbbbbbb

baabaabaa badabadda ddddddddd

tat-tat-tat

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb