-th a-a a-b a-t aaa aab aad aag aah aar aat ab- aba abb abd abg abh abr abt ad- ada adb add adg adh adr adt ag- aga agb agd agg agh agr agt aha ahb ahd ahg ahh ahr aht ar- ara arb ard arg arh arr art at- ata atb atd atg ath atr att baa bab bad bag bah bar bat bba bbb bbd bbg bbh bbr bbt bda bdb bdd bdg bdh bdr bdt bga bgb bgd bgg bgh bgr bgt bha bhb bhd bhg bhh bhr bht bra brb brd brg brh brr brt bta btb btd btg bth btr btt daa dab dad dag dah dar dat dba dbb dbd dbg dbh dbr dbt dda ddb ddd ddg ddh ddr ddt dga dgd dgg dgh dgr dgt dh- dha dhb dhd dhh dhr dht dra drb drd drg drr drt dta dtb dtd dtg dth dtr dtt g-d gaa gab gad gag gah gar gat gba gbd gbg gbh gbr gbt gda gdb gdd gdh gdr gdt gga ggb ggd ggg ggh ggr ggt gha ghb ghd ghg ghh ghr ght gra grb grd grg grh grr grt gta gtb gtd gtg gth gtr gtt haa hab had hag hah har hat hba hbb hbd hbg hbh hbr hbt hda hdb hdd hdg hdh hdr hdt hga hgb hgg hgh hgr hgt hha hhb hhd hhg hhh hhr hht hr- hra hrb hrd hrg hrh hrr hrt hta htb htd htg hth htr htt ra- raa rab rad rag rah rar rat rba rbb rbd rbg rbh rbr rbt rda rdb rdd rdg rdh rdr rdt rga rgb rgd rgg rgh rgr rgt rh- rha rhb rhd rhg rhh rhr rht rra rrb rrd rrg rrh rrr rrt rta rtb rtd rtg rtr rtt taa tab tad tag tah tar tat tba tbb tbd tbg tbh tbr tbt tda tdb tdd tdg tdh tdr tdt tga tgb tgg tgh tgr tgt th- tha thb thd thg thh thr tht tra trb trd trg trh trr trt tta ttb ttd ttg tth ttr ttt