a-a aaa aam aar aas aau ama amm amr ams amu ar- ara arm arr ars aru as- asa asm asr ass asu au- aua aum aur aus m-r maa mam mar mas mau mma mmm mmr mms mmu mra mrm mrr mrs mru msa msm msr mss msu mua mum mur mus muu ra- raa ram rar ras rau rma rmm rmr rms rra rrm rrr rrs rru rsa rsm rsr rss rsu rua rum rur rus ruu saa sam sar sas sau sma smm smr sms smu sr- sra srm srr srs ss- ssa ssm ssr sss ssu sua sum sur sus suu ua- uaa uam uar uas uau um- uma umm umr ums umu ur- ura urm urr urs uru usa usm usr uss usu uua uum uur uus uuu