-th a-a a-b a-t aaa aab aag aah aar aat aav ab- aba abb abg abh abr abt abv ag- aga agb agg agh agr agt agv aha ahb ahg ahh ahr aht ahv ar- ara arb arg arh arr art arv at- ata atb atg ath atr att atv av- ava avb avg avh avr avt baa bab bag bah bar bat bav bba bbb bbg bbh bbr bbt bga bgb bgg bgh bgr bgt bgv bha bhb bhg bhh bhr bht bhv bra brb brg brh brr brt brv bta btb btg bth btr btt btv bva bvb bvg bvh bvr bvt bvv gaa gab gag gah gar gat gav gba gbg gbh gbr gbt gbv gga ggb ggg ggh ggr ggt ggv gha ghb ghg ghh ghr ght gra grb grg grh grr grt grv gta gtb gtg gth gtr gtt gtv gva gvb gvg gvh gvr gvt haa hab hag hah har hat hav hba hbb hbg hbh hbr hbt hbv hga hgb hgg hgh hgr hgt hgv hha hhb hhg hhh hhr hht hhv hr- hra hrb hrg hrh hrr hrt hrv hta htb htg hth htr htt htv hv- hva hvb hvg hvr hvt hvv ra- raa rab rag rah rar rat rav rba rbb rbg rbh rbr rbt rga rgb rgg rgh rgr rgt rgv rh- rha rhb rhg rhh rhr rht rhv rra rrb rrg rrh rrr rrt rta rtb rtg rtr rtt rtv rva rvb rvg rvh rvr rvt rvv taa tab tag tah tar tat tav tba tbb tbg tbh tbr tbt tbv tga tgb tgg tgh tgr tgt tgv th- tha thb thg thh thr tht thv tra trb trg trh trr trt trv tta ttb ttg tth ttr ttt ttv tva tvb tvg tvh tvr tvt v-a vaa vab vag vah var vat vav vba vbg vbh vbr vbv vga vgg vgh vgr vgt vh- vha vhb vht vra vrb vrg vrh vrr vrt vta vtb vtg vtr vtt vtv vva vvb vvg vvr vvt vvv