a-a a-c aaa aac aad aag aam aan ac- aca acc acd acg acm acn ad- ada adc add adg adm adn ag- aga agc agd agg agm agn ama amc amd amg amm amn an- ana anc and ang anm ann c-- caa cac cad cag cam can cca ccc ccd ccg ccm ccn cda cdc cdd cdg cdm cdn cga cgc cgd cgg cgm cgn cma cmc cmd cmg cmm cmn cn- cna cnc cnd cng cnm cnn daa dac dad dag dam dan dca dcc dcd dcg dcm dcn dda ddc ddd ddg ddm ddn dga dgc dgd dgg dgm dgn dma dmc dmd dmg dmm dmn dna dnc dnd dng dnm dnn g-d gaa gac gad gag gam gan gca gcc gcd gcg gcm gcn gda gdc gdd gdm gdn gga ggc ggd ggg ggm ggn gma gmc gmd gmg gmm gmn gna gnc gnd gnm gnn maa mac mad mag mam man mc- mca mcc mcd mcg mcm mcn mda mdc mdd mdg mdm mdn mga mgc mgd mgm mgn mma mmc mmd mmg mmm mmn mna mnc mng mnm mnn naa nac nad nag nam nan nca ncc ncd ncg ncm ncn nda ndc ndd ndg ndm ndn nga ngc ngd ngg ngm ngn nma nmc nmd nmg nmm nmn nna nnc nng nnm nnn