a-a a-b aaa aab aah aak aam aar aau ab- aba abb abh abk abm abr abu aha ahb ahh ahk ahm ahr ahu aka akb akh akk akm akr aku ama amb amh amk amm amr amu ar- ara arb arh ark arm arr aru au- aua aub auh auk aum aur b-u baa bab bah bak bam bar bau bba bbb bbh bbk bbm bbr bbu bha bhb bhh bhk bhm bhr bhu bka bkb bkk bkm bkr bma bmb bmh bmk bmm bmr bmu bra brb brh brk brm brr bru bua bub buh buk bum bur buu haa hab hah hak ham har hau hba hbb hbh hbk hbm hbr hbu hha hhb hhh hhk hhm hhr hhu hka hkb hkh hkk hkm hkr hku hma hmb hmh hmk hmm hmr hmu hr- hra hrb hrh hrk hrm hrr hru hua hub huh huk hum hur huu ka- kaa kab kah kak kam kar kau kba kbb kbh kbk kbm kbr kbu kha khh khk khm khr khu kkb kkh kkk kkm kkr kku kma kmb kmh kmk kmm kmu kra krk krr kru kub kuh kuk kum kur kuu m-r maa mab mah mak mam mar mau mba mbb mbh mbk mbm mbr mbu mha mhh mhk mhm mhr mhu mka mkb mkh mkk mkm mkr mku mma mmb mmh mmk mmm mmr mmu mra mrb mrh mrk mrm mrr mru mua mub muh muk mum mur muu ra- raa rab rah rak ram rar rau rba rbb rbh rbk rbm rbr rbu rh- rha rhb rhh rhm rhr rhu rkb rkk rkm rku rma rmb rmh rmm rmr rra rrb rrh rrk rrm rrr rru rua rub ruh ruk rum rur ruu ua- uaa uab uah uak uam uar uau uba ubb ubh ubk ubr ubu uha uhb uhh uhm uhr uhu uka ukb ukk ukr uku um- uma umb umh umm umr umu ur- ura urb urk urm urr uru uua uum uur uuu