a-ha aaaa aaab aaad aaah aaav aaba aabb aabd aabh aabt aada aadt aaha aata aatt aava abaa abab abad abat abb- abba abbb abbt abda abha abta abva abvd adaa adab adad adah adat adba adda addd adha adhd adta advb advt ahab ahad ahah ahat ahha ahta ahva at-t ataa atab atad atat atdt atha atta avab avat avda avva baaa baad baah baat baba babb bada badb badd badh baha baht bata bath batt bava bbad bbbb bbdd bdav bddh bhat btaa btdt bttb d-tv daab daad daba dabb dabt dada daha data datt dava dbtt dddd ddtv dhaa dhad dhat dtaa dthd dvda haab haad haat haba habt hada hadh haha haht hata hatb hath hatt hava hdda hdtt hdtv hhaa hhat hhhh htab hvat taa- taat taba tabb tada taha tata tatb tath tatt tatv tava tbta tddb tdtv thaa thad that thtb ttab ttbb tttt tvad tvhb tvtv vaad vaat vada vata vath vatt vava vhhh vvvv