a-ak a-ok a-ya a-yo aaaa aaab aaba aabb aaby aaka aaku aaoo abaa abab abak abau abay abb- abba abbb abbo abby aboa abob abok aboo abou aboy abua abuk abuy abyy akaa akao akay akka akko akku akok akua aoba auaa auby auoy auyo ay-o ayao ayay ayoo ayou ayub ayya baaa baak baba babb babo babu baby bak- baka bako baku bau- bauk baya bayo bayu bbau bbay bbbb bboy bbyo boab boak boba bobb bobo bobu boby boka boko boku boob book boua bouk bouy boya boyo buba bubb bubo bubu buka bukk buko buku buky buoy buyo buyu byoa byob kaaa kaab kaak kaay kaba kabb kabo kabu kaby kaka kakk kako kaku kaoa kaok kau- kaub kauk kauo kaya kayo kbaa kbab kbak kbay kbba kbbb kbbk kbbo kbbu kbkb kbkk kbko kbky kboa kbob kbok kboo kbua kbub kbuk kbuu kbuy kbya kbyb kbyo kbyu kkaa kkay kkba kkbb kkbo kkkk kkoa kkob kkoo kkoy kkua kkuu kkya kkyy koab koak koay koba kobb kobk kobo kobu koby koka kokb kokk koko koku koky koob kook kooo koou koua koub kouu koya koyo koyy kuau kuba kubb kubo kubu kuby kuka kukk kuku kuky kuoa kuok kuoo kuub kuuk kuuu kuya kuyo kuyu kuyy kyaa kyak kyay kyba kybb kybo kyby kyka kykk kyky kyok kyoo kyoy kyuk kyuu kyya kyyk kyyo kyyy oaau oaky obak obay obba obbo obby obkb obok oboy okak okay okby okka okko okok okyo ooaa ooak ooba ooby ooku ooky oooo ouu- ouya oyak oyou uaua ubay ubba ubbo ukba ukko ukky ukok ukyo uuuu yaak yaba yabo yaka yako yaku yaou yaya yayo yayu ykko yoak yoba yobo yoko yoky yook youa youb youk yoyo yuba yubu yuka yuko yuku yuky yuya yuyu yyyy