-th bbb bbg bbh bbn bbr bbs bbt bgb bgg bgh bgn bgr bgs bgt bhb bhg bhh bhr bhs bht bnb bng bnn bnr bns bnt brb brg brh brn brr brs brt bsb bsg bsh bsn bsr bss bst btb btg bth btn btr bts btt gbg gbh gbn gbr gbs gbt ggb ggg ggh ggn ggr ggs ggt ghb ghg ghh ghn ghr ghs ght gnb gnn gnr gns gnt grb grg grh grn grr grs grt gsb gsg gsn gsr gss gst gtb gtg gth gtn gtr gts gtt hbb hbg hbh hbn hbr hbs hbt hgb hgg hgh hgn hgr hgs hgt hhb hhg hhh hhn hhr hhs hht hnb hng hnh hnn hns hnt hr- hrb hrg hrh hrn hrr hrs hrt hsb hsg hsh hsn hsr hss hst htb htg hth htn htr hts htt nbb nbg nbn nbr nbs nbt ngb ngg ngh ngn ngs ngt nhb nhg nhh nhn nhr nhs nht nnb nng nnh nnn nns nnt nrb nrg nrn nrr nrs nrt nsb nsg nsh nsn nsr nss nst ntb ntg nth ntn ntr nts ntt rbb rbg rbh rbn rbr rbs rbt rgb rgg rgh rgn rgr rgs rgt rh- rhb rhg rhh rhn rhr rhs rht rnb rng rnh rnn rnr rns rnt rrb rrg rrh rrn rrr rrs rrt rsb rsg rsh rsn rsr rss rst rtb rtg rtn rtr rts rtt sbb sbg sbh sbn sbr sbs sbt sgb sgg sgh sgn sgr sgs sgt sh- shb shg shh shn shr shs sht snb sng snn snr sns snt sr- srb srg srh srn srr srs srt ss- ssb ssg ssh ssn ssr sss sst stb stg sth stn str sts stt tbb tbg tbh tbn tbr tbs tbt tgb tgg tgh tgn tgr tgs tgt th- thb thg thh thn thr ths tht tnb tng tnh tnn tnr tns tnt trb trg trh trn trr trs trt tsb tsg tsh tsn tsr tss tst ttb ttg tth ttn ttr tts ttt