bbb bbm bbr bbs bbt bmb bmm bmr bms bmt brb brm brr brs brt bsb bsm bsr bss bst btb btm btr bts btt m-r mbb mbm mbr mbs mbt mmb mmm mmr mms mmt mrb mrm mrr mrs mrt msb msm msr mss mst mtb mtm mtr mts mtt rbb rbm rbr rbs rbt rmb rmm rmr rms rmt rrb rrm rrr rrs rrt rsb rsm rsr rss rst rtb rtm rtr rts rtt sbb sbm sbr sbs sbt smb smm smr sms smt sr- srb srm srr srs srt ss- ssb ssm ssr sss sst stb stm str sts stt tbb tbm tbr tbs tbt tmb tmm tmr tms tmt trb trm trr trs trt tsb tsm tsr tss tst ttb ttm ttr tts ttt

bbbb bbbs bmts brrm brrr brrs brsb brsr brst bsms bsmt bsrm bssm bsts btrt btss bttb mbbs mbms mbrs mmmm mmms mmst mmts mrbb mrbm mrbs mrtm mrts mrtt msmb msmm msms msrb msrt mssm mssr msst mstr msts mtbs mtrr mtss mtst mttr mtts rbbb rbbr rbbs rbms rbss rbst rmbs rmst rrrr rsts rtms rtss rtts sbbs sbst smrt smss srtr ssbr ssrm ssrs sssb sssm ssss sstb ssts stbs stms stmt strs stsm stss sttr tbbs tbrb tbst tmbr tmtt trmb trms trst trtr tssm tssr tsst tstm tsts ttbb ttms ttss tttt

brmmm brrrr btr-t bttms mmmmm mt-tm mt-tr mt-tt sssrb sssss strrs strsm tbtbt tsmmr ttttt

bbbbbb bs-tbs smstrs

bbbbbbb sssssss

bbbbbbbb

mmmmmmmmmmmm

bbbbbbbbbbbbbbb