a-do aaaa aaab aaad aaba aabb aabd aabt aada aadt aadu aaoo aata aatt abaa abab abad abag abat abau abb- abba abbb abbo abbt abda abdo abdu abgd aboa abob abod aboo abot abou abta abtu abua abud abug abut adaa adab adad adag adao adat adba adda addd addo addu adob adod adog adoo adot adta adua adub ag-o agad agag agao agat agau agba agbo agda agga aggu agob agod agog agoo agot agou agta agua agut aoba aotd aout at-t ataa atab atad atat atdt atgo atob atod atot atta atto attu atua atub atug auaa audo auga aut- auto auug baaa baad baat baba babb babo babu bada badb badd bado badu baga bagg bago bagt bata bato batt batu bau- baud baug bbad bbau bbbb bbdd bbdo bbga bdog boab boad boag boat boba bobb bobo bobu boda bodb bodo bodu boga bogd bogg bogo bogt boob bood boog boot bota botb botd boto bott boua boud bout btaa btdt btob bttb buad buat buba bubb bubo bubu buda budb budd budg budo budu buga bugg bugo but- buta buto butt d-bo daab daad daag daau daba dabb dabo dabt dabu dada dado dadu daga dagg dago dagu daou data dato datt datu daub daud daut dbag dbtt dddd ddot ddub doab doat doba dobb dobu dod- doda dodd dodg dodo dog- doga dogg dogo dogu doob dood doot dota dotd doto dott doub doud doug dout dtaa dtot duaa duab duad duat dub- duba dubb dubu duda dudd dudo dudu duga dugu duo- duta duut gaba gabb gabo gabt gabu gada gadd gado gaga gagg gago gagu gata gato gatt gaua gaub gaud gaut gbag gbbo gddb ggbt gggg goad goat goba gobo goda godo goga gogo good goog goot gota gotd goto gott gou- goud goug gout gtaa gtta guaa guag guao guat guba gubb gubu guda gudo gudu guga gugb gugg gugu guta guto gutt gutu oaau obad obba obbo obdt obot obtd odbo odda oddd odoo odot odou odtu ogb ogba ogoa ogod ogog ogou ooaa ooba ooda oooo ootb otbd oto- otog otoo otta otto ottu ouad ouat out- outa outb outo ouu- taa- taag taat taba tabb tabo tabu tada tadg tado taga tagg tago tagu taoa taou tata tatb tato tatt tatu taua taub taut tbta tddb toab toad toat toau toba tobo tobt tobu toda todd todo todt todu toga togo togt tooa tood toot tota totd toto tott toug tout ttab ttbb tttt tuao tuat tuba tubb tubo tubu tudu tuga tugg tugu tuta tuto tutt tutu tuuo uata uatu uaua ubba ubbo ubod ubud udaa udad udau udgb udoo udot ugab ugao uggo uggt ugod ugta uguu utau utto uttu utug uuta uuuu