a-a a-c aaa aac aag aan aar aau aav ac- aca acc acg acn acr acu acv ag- aga agc agg agn agr agu agv an- ana anc ang ann anr anu anv ar- ara arc arg arn arr aru arv au- aua auc aug aun aur auv av- ava avc avg avn avr avu c-- caa cac cag can car cau cav cca ccc ccg ccn ccr ccu ccv cga cgc cgg cgn cgr cgu cgv cn- cna cnc cng cnn cnr cnu cnv cra crc crg crn crr cru crv cua cuc cug cun cur cuu cuv cva cvc cvg cvn cvr cvu cvv gaa gac gag gan gar gau gav gca gcc gcg gcn gcr gcu gga ggc ggg ggn ggr ggu ggv gna gnc gnn gnr gnu gnv gra grc grg grn grr gru grv gu- gua guc gug gun gur guu guv gva gvc gvg gvn gvr gvu naa nac nag nan nar nau nav nca ncc ncg ncn ncr ncu ncv nga ngc ngg ngn ngu nna nnc nng nnn nnu nnv nra nrc nrg nrn nrr nru nrv nua nuc nug nun nur nuu nuv nva nvc nvg nvn nvu nvv ra- raa rac rag ran rar rau rav rca rcc rcg rcn rcr rcu rcv rga rgc rgg rgn rgr rgv rna rnc rng rnn rnr rnu rnv rra rrc rrg rrn rrr rru rua ruc rug run rur ruu ruv rva rvc rvg rvn rvr rvu rvv ua- uaa uac uag uan uar uau uav uca ucc ucg ucn ucr ucu ucv uga ugc ugg ugn ugr ugu un- una unc ung unn unr unu unv ur- ura urc urg urn urr uru uua uuc uug uun uur uuu uva uvc uvu uvv v-a vaa vac vag van var vau vav vca vcc vcn vcr vcu vga vgc vgg vgn vgr vgu vn- vna vng vnr vnu vnv vra vrc vrg vrn vrr vru vug vur vuv vva vvc vvg vvr vvv