a-ya aaaa aaab aaad aaas aaba aabb aabd aaby aada aads aadu aasa aasd aass aasu aaus abaa abab abad abas abau abay abb- abba abbb abbs abby abda abdu abdy abs- absa absd abss absu abua abud abus abuy abys abyy adaa adab adad adas aday adba adda addd adds addu addy adsa adss adua adub adya asaa asab asad asas asau asay asba asbu asby asda asds assa assd asss assu assy asub asud asus asya auaa auby ausa ausd ausu ayad ayas ayay ayda ayds aysu ayub ayya baaa baad baas baba babb babs babu baby bada badb badd bads badu bady basa bass basu bau- baud baya bays bayu bbad bbas bbau bbay bbbb bbbs bbdd bday bdsd bsaa bsas bsbd bssd buad buba bubb bubs bubu buda budb budd buds budu budy busa buss busu busy buus buys buyu byas bysb byss bysy byyd daab daad daas daau daba dabb dabs dabu dada dads dadu dady dasa dasb dasd dass dasy daub daud daus daya days dayu dbas dbsa dbss dbus dday dddd ddss ddub dsba dsda dssa duaa duab duad duas dub- duba dubb dubs dubu duby duda dudd duds dudu dusa dusy dya- dyab dyad dyas dybu dydd dys- dyss saab saad saas saba sabb sabs sabu sada sadb sadd sads sadu sady sasa sasd sass saua saud saus saya sayd says sbaa sbas sbbs sbds sbsa sbsd sbus sdau sdba sdds sdss sdsu ssaa ssab ssas ssau ssby ssdd sssa sssb ssss suas suay sub- suba subb subd subs suda sudd suds sus- susa susd suss susu susy suus suya suyu syds syss uasa uasd uaua ubay ubba ubud udaa udad udas udau uday udds udsd us-a usaa usad usas usba usbs usda usds ussa ussb usss ussu ussy usua usus uuuu uyas yaas yaba yada yads yadu yasa yass yasu yaud yaya yays yayu ybas ybbs ydad yday ysay ysby yssu ysyb yuba yubu yuda yudu yusa yuya yuyu yyyy