a-a a-b aaa aab aaj aan aar aav ab- aba abb abj abn abr abv aja ajb ajj ajn ajr an- ana anb anj ann anr anv ar- ara arb arj arn arr arv av- ava avb avn avr baa bab baj ban bar bav bba bbb bbn bbr bja bjj bjn bjr bna bnb bnj bnn bnr bnv bra brb brj brn brr brv bva bvb bvn bvr bvv jaa jab jaj jan jar jav jba jbj jbr jja jjb jjj jjr jna jnj jnn jnr jra jrb jrn jrr jvb jvn naa nab naj nan nar nav nba nbb nbn nbr nbv nja njn nna nnb nnn nnv nra nrb nrj nrn nrr nrv nva nvb nvn nvv ra- raa rab raj ran rar rav rba rbb rbn rbr rja rjr rna rnb rnn rnr rnv rra rrb rrn rrr rva rvb rvn rvr rvv v-a vaa vab vaj van var vav vba vbr vbv vja vn- vna vnj vnr vnv vra vrb vrn vrr vva vvb vvr vvv