a-a a-b a-q aaa aab aah aaq aar aau ab- aba abb abh abq abr abu aha ahb ahh ahq ahr ahu aqa aqr ar- ara arb arh arq arr aru au- aua aub auh aur b-u baa bab bah baq bar bau bba bbb bbh bbq bbr bbu bha bhb bhh bhq bhr bhu bra brb brh brq brr bru bua bub buh bur buu haa hab hah haq har hau hba hbb hbh hbr hbu hha hhb hhh hhr hhu hr- hra hrb hrh hrr hru hua hub huh huq hur huu qaa qah qar qau qba qbq qqq qqu qra qrb qrh qru qu- qua quh qur ra- raa rab rah raq rar rau rba rbb rbh rbr rbu rh- rha rhb rhh rhr rhu rra rrb rrh rrq rrr rru rua rub ruh rur ruu ua- uaa uab uah uaq uar uau uba ubb ubh ubr ubu uha uhb uhh uhq uhr uhu ur- ura urb urr uru uua uur uuu