a-do a-ya a-yo aaaa aaab aaad aaba aabb aabd aaby aada aaoo abaa abab abad abaj abay abb- abba abbb abbo abby abda abdo abdy aboa abob abod aboo aboy abyy adaa adab adad adao aday adba adda addd addo addy adja adob adod adoo adya ajab ajao ajay ajba ajob ajoo ajoy aoba ay-o ayad ayao ayay ayda ayod ayoo ayya baaa baad baba babb babo baby bada badb badd bado bady baja baya bayo bbad bbay bbbb bbdd bbdo bboy bbyo bd-j bday bjoa boab boad boba bobb bobo boby boda bodb bodo body bojd bojo boob bood boya boyd boyo byoa byob byod byyd d-bo daab daad daba dabb dabo dada dado dady daja daya dayo dboy dday dddd djao djay doab doba dobb doby dod- doda dodd dodo dody doja dojo doob dood doya doyo dya- dyab dyad dydd dyjj dyo- dyoo jaba jabo jada jado jady jaja jaya jbaa jbob jjad joab joad joao joba jobo joby joda jodo jody jojo joya joyo obad obay obba obbo obby obja oboy oday odbo odda oddd oddy odoo ojay ojoy ooaa ooba ooby ooda oooo oyda yaba yabo yada yado yaya yayo ydad yday yoba yobo yoda yodo yood yoyo yyyy