a-ak a-ya aaaa aaab aaas aaba aabb aaby aaka aasa aass abaa abab abak abas abay abb- abba abbb abbs abby abs- absa abss abys abyy akaa akas akay akka aksa asaa asab asak asas asay asba asby aska asks asky assa assk asss assy asya ayas ayay ayya baaa baak baas baba babb babs baby bak- baka baks basa bask bass baya bays bbas bbay bbbb bbbs bsaa bsas byas bysb byss bysy kaaa kaab kaak kaas kaay kaba kabb kaby kaka kakk kaks kas- kasa kasb kask kass kaya kays kbaa kbab kbak kbas kbay kbba kbbb kbbk kbbs kbkb kbkk kbky kbsa kbsb kbsk kbss kbsy kbya kbyb kbys kkaa kkay kkba kkbb kkbs kkkk kksa kkss kkya kkys kkyy ksab ksak ksas ksba ksbs ksby kska kskb kskk ksks ksky kssa ksss ksyy kyaa kyak kyay kyba kybb kyby kyka kykk kyks kyky kysa kysk kyya kyyk kyys kyyy saab saak saas saba sabb sabs saka sakb sakk saks saky sasa sask sass saya says sbaa sbas sbbs sbsa skab skss sky- skys skyy ssaa ssab ssas ssby sssa sssb ssss syss syyk yaak yaas yaba yaka yaks yasa yask yass yaya yays ybas ybbs ysay ysby ysyb yyyy