bbb bbc bbn bbs bcb bcc bcn bcs bnb bnc bnn bns bsb bsc bsn bss c-- cbb cbc cbn cbs ccb ccc ccn ccs cn- cnb cnc cnn cns csb csc csn css nbb nbc nbn nbs ncb ncc ncn ncs nnb nnc nnn nns nsb nsc nsn nss sbb sbc sbn sbs scb scc scn scs snb snc snn sns ss- ssb ssc ssn sss

bbbb bbbs bcbc bcbs bccc bccs bcsc bcsn bcss bnss bscs bsns bssc cbbc cbbs cbcc cbcn cbcs cbsc cbsn ccbc ccbn cccb cccc cccs ccnb ccnc ccns ccsn ccss cnbc cnss cscb cscc cscs nbbc nbcc nbcs ncbc ncbs nccc nccn nccs ncnc ncsc ncss nnnn nnss nscc nscs nssb nssc nsss sbbs sbcc sbcs sccc sccs scsc scsn sncc snns ssbn sscc sscs ssns sssb sssc ssss

ccccc cnnnn sccbc sssss

bbbbbb

bbbbbbb sssssss

bbbbbbbb sbs-cnbc

bbbbbbbbbbbbbbb ccccccccccccccc