a-ya a-yo aaaa aaab aaba aabb aabt aaby aaoo aata aatt abaa abab abag abat abay abb- abba abbb abbo abbt abby aboa abob aboo abot aboy abta abyt abyy ag-o agag agao agat agay agba agbo agga aggy agob agog agoo agot agta agya aoba at-t ataa atab atat atay atgo atob atot atoy atta atto atty atya ay-o ayao ayat ayay ayoo ayot ayta ayto ayya baaa baat baba babb babo baby baga bagg bago bagt bagy bata bato batt baty baya bayg bayo bayt bbay bbbb bbga bboy bbyo boab boag boat boba bobb bobo boby boga bogg bogo bogt bogy boob boog boot bota botb boto bott boty boya boyg boyo btaa btob bttb bygg bygo byoa byob gaba gabb gabo gabt gaby gaga gagg gago gata gato gatt gaya gayo gbag gbbo ggbt gggg goat goba gobo goby goga gogo goog goot gota goto gott goty goya goyt gtaa gtta gytt oaty obay obba obbo obby obot oboy ogb ogba oggy ogoa ogog ooaa ooba ooby oooo ootb ooty otay oto- otog otoo otoy otta otto otyg taa- taag taat taba tabb tabo taby taga tagg tago taoa tata tatb tato tatt taty taya tayo tayt tayy tbta to-y toab toat toay toba tobo tobt toby toga togo togt tooa toot tota toto tott toty toya toyb toyo toyt ttab ttbb ttoy tttt tybo tyga tyta tyto tytt tyty yaba yabo yaga yago yata yaya yayo ygot yoba yobo yoga yogo yoot yota yott yoyo ytay yyyy