a-a a-b aaa aab aah aam aan aas aau ab- aba abb abh abm abn abs abu aha ahb ahh ahm ahn ahs ahu ama amb amh amm amn ams amu an- ana anb anh anm ann ans anu as- asa asb ash asm asn ass asu au- aua aub auh aum aun aus b-u baa bab bah bam ban bas bau bba bbb bbh bbm bbn bbs bbu bha bhb bhh bhm bhs bhu bma bmb bmh bmm bmn bms bmu bna bnb bnn bns bnu bsa bsb bsh bsm bsn bss bsu bua bub buh bum bun bus buu haa hab hah ham han has hau hba hbb hbh hbm hbn hbs hbu hha hhb hhh hhm hhn hhs hhu hma hmb hmh hmm hms hmu hna hnb hnh hnn hns hnu hsa hsb hsh hsm hsn hss hsu hua hub huh hum hun hus huu maa mab mah mam man mas mau mba mbb mbh mbm mbs mbu mha mhh mhm mhn mhs mhu mma mmb mmh mmm mmn mms mmu mna mnb mnm mnn mns mnu msa msb msh msm msn mss msu mua mub muh mum mun mus muu naa nab nah nam nan nas nau nba nbb nbm nbn nbs nbu nha nhb nhh nhm nhn nhs nhu nma nmb nmh nmm nmn nms nmu nna nnb nnh nnm nnn nns nnu nsa nsb nsh nsm nsn nss nsu nua nub nuh num nun nus nuu saa sab sah sam san sas sau sba sbb sbh sbm sbn sbs sbu sh- sha shb shh shm shn shs shu sma smb smh smm smn sms smu sna snb snm snn sns snu ss- ssa ssb ssh ssm ssn sss ssu sua sub suh sum sun sus suu ua- uaa uab uah uam uan uas uau uba ubb ubh ubn ubs ubu uha uhb uhh uhm uhs uhu um- uma umb umh umm umn ums umu un- una unb unh unm unn uns unu usa usb ush usm usn uss usu uua uum uun uus uuu