bbb bbl bbm bbn bbs blb bll blm bln bls bmb bml bmm bmn bms bnb bnl bnn bns bsb bsl bsm bsn bss lbb lbl lbm lbs llb lll llm lln lls lmb lml lmm lmn lms lnb lnl lnm lnn lns lsb lsl lsm lsn lss mbb mbl mbm mbs mlb mll mlm mln mls mmb mml mmm mmn mms mnb mnl mnm mnn mns msb msl msm msn mss nbb nbl nbm nbn nbs nlb nll nlm nln nls nmb nml nmm nmn nms nnb nnl nnm nnn nns nsb nsl nsm nsn nss sbb sbl sbm sbn sbs slb sll slm sln sls smb sml smm smn sms snb snl snm snn sns ss- ssb ssl ssm ssn sss

bbbb bbbs bblb bbls blls blss bnml bnss bsms bsns bssm lbms llbs llll llms lmln lmms mbbs mbms mbsl mlss mmmm mmms mnbb mnls msmb msml msmm msms mssm nlls nmls nmml nnls nnnn nnsl nnss nsbm nsls nsmb nssb nsss sbbs sbml sllm slln slmm smls smsn smss snns ssbn ssml ssns sssb sssm ssss

mmmmm slsmn sssss

bbbbbb nbblsn s-l-m

bbbbbbb snmnmnm sssssss

bbbbbbbb snlssnss

mmmmmmmmmmmm

bbbbbbbbbbbbbbb