a-a aaa aam aas aau aax ama amm ams amu amx as- asa asm ass asu asx au- aua aum aus aux ax- axa axm axs axx maa mam mas mau max mma mmm mms mmu mmx msa msm mss msu msx mua mum mus muu mux mxa mxs mxu saa sam sas sau sax sma smm sms smu smx ss- ssa ssm sss ssu ssx sua sum sus suu sux sxm sxs sxu ua- uaa uam uas uau um- uma umm ums umu usa usm uss usu usx uua uum uus uuu uxu xaa xam xas xau xma xmm xms xmu xmx xsa xsm xss xus xxx