a-a a-c aaa aac aag aam aau aax ac- aca acc acg acm acu acx ag- aga agc agg agm agu agx ama amc amg amm amu amx au- aua auc aug aum aux ax- axa axm axx c-- caa cac cag cam cau cax cca ccc ccg ccm ccu ccx cga cgc cgg cgm cgu cma cmc cmg cmm cmu cmx cua cuc cug cum cuu cxc cxx gaa gac gag gam gau gca gcc gcg gcm gcu gga ggc ggg ggm ggu gma gmc gmg gmm gmx gu- gua guc gug gum guu gxa maa mac mag mam mau max mc- mca mcc mcg mcm mcu mcx mga mgc mgm mgu mgx mma mmc mmg mmm mmu mmx mua muc mug mum muu mux mxa mxc mxu ua- uaa uac uag uam uau uca ucc ucg ucm ucu uga ugc ugg ugm ugu ugx um- uma umc umg umm umu uua uuc uug uum uuu uxc uxu xaa xac xag xam xau xcx xma xmc xmg xmm xmu xmx xxx