a-a a-b a-z aaa aab aah aak aar aau aaz ab- aba abb abh abk abr abu abz aha ahb ahh ahk ahr ahu ahz aka akb akh akk akr aku ar- ara arb arh ark arr aru arz au- aua aub auh auk aur auz az- aza azb azu azz b-u baa bab bah bak bar bau baz bba bbb bbh bbk bbr bbu bha bhb bhh bhk bhr bhu bka bkb bkk bkr bra brb brh brk brr bru brz bua bub buh buk bur buu buz bza bzh bzr bzu bzz haa hab hah hak har hau haz hba hbb hbh hbk hbr hbu hbz hha hhb hhh hhk hhr hhu hhz hka hkb hkh hkk hkr hku hr- hra hrb hrh hrk hrr hru hrz hua hub huh huk hur huu huz k-z ka- kaa kab kah kak kar kau kaz kba kbb kbh kbk kbr kbu kbz kha khh khk khr khu khz kkb kkh kkk kkr kku kra krk krr kru kub kuh kuk kur kuu ra- raa rab rah rak rar rau raz rba rbb rbh rbk rbr rbu rh- rha rhb rhh rhr rhu rkb rkk rku rkz rra rrb rrh rrk rrr rru rua rub ruh ruk rur ruu ruz rza rzb ua- uaa uab uah uak uar uau uaz uba ubb ubh ubk ubr ubu uha uhb uhh uhr uhu uka ukb ukk ukr uku ukz ur- ura urb urk urr uru urz uua uur uuu uza uzb uzh uzu zaa zab zah zak zar zaz zbb zbr zha zhr zhu zka zrh zub zuk zur zuz zzr zzz