a-ak a-ok a-ya a-yo aaaa aaab aaba aabb aabt aaby aaka aaoo aata aatk aatt abaa abab abak abat abay abb- abba abbb abbo abbt abby aboa abob abok aboo abot aboy abta abyt abyy akaa akao akay akka akko akok akot aoba at-t ataa atab atak atat atay atka atkt atob atok atot atoy atta atto atty atya ay-o ayao ayat ayay ayoo ayot ayta ayto ayya baaa baak baat baba babb babo baby bak- baka bako bakt bata bato batt baty baya bayo bayt bbay bbbb bboy bbyo boab boak boat boba bobb bobo boby boka boko boob book boot bota botb boto bott boty boya boyo btaa btob bttb byoa byob kaaa kaab kaak kaat kaay kaba kabb kabo kaby kaka kakk kako kakt kaoa kaok kat- kata katb katk kato katt katy kaya kayo kayt kbaa kbab kbak kbat kbay kbba kbbb kbbk kbbo kbbt kbkb kbkk kbko kbky kboa kbob kbok kboo kbot kbta kbtb kbtk kbto kbtt kbya kbyb kbyo kkaa kkat kkay kkba kkbb kkbo kkbt kkkk kkoa kkob kkoo kkot kkoy kktk kkty kkya kkyy koab koak koay koba kobb kobk kobo koby koka kokb kokk koko koky koob kook kooo koot kota kotb kotk koto kott koty koya koyo koyt koyy ktaa ktak ktao ktat ktba ktbb ktbt ktby ktkb ktkk ktko ktkt ktob ktok ktoo ktot ktoy kttk ktto kttt ktty kyaa kyak kyat kyay kyba kybb kybo kyby kyka kykk kyky kyok kyoo kyot kyoy kyto kytt kyty kyya kyyk kyyo kyyt kyyy oaky oaty obak obay obba obbo obby obkb obok obot oboy okak okay okby okka okko okok okot okta okto okyo ooaa ooak ooba ooby ooky oooo ootb ooty otak otay oto- otok otoo otoy otta otto oyak taa- taat taba tabb tabo taby taka takk tako takt taky taoa tata tatb tato tatt taty taya tayk tayo tayt tayy tbta to-y toab toat toay toba tobo tobt toby toka toko toky tooa took toot tota toto tott toty toya toyb toyo toyt ttab ttbb ttoy tttt tybo tyta tyto tytt tyty yaak yaba yabo yaka yako yata yaya yayo ykko ykyt yoak yoba yobo yoko yoky yook yoot yota yott yoyo ytak ytay ytky yyyy