bbb bbc bbo bbs bbt bcb bcc bco bcs bct bob boc boo bos bot bsb bsc bso bss bst btb btc bto bts btt c-- cbb cbc cbo cbs cbt ccb ccc cco ccs cct co- cob coc coo cos cot csb csc cso css cst ctb ctc cto cts ctt ob- obb obc obo obs obt oc- ocb occ oco ocs oct oo- oob ooc ooo oos oot os- osb osc oso oss ost ot- otb otc oto ots ott sbb sbc sbo sbs sbt scb scc sco scs sct sob soc soo sos sot ss- ssb ssc sso sss sst stb stc sto sts stt tbb tbc tbo tbs tbt tcb tcc tco tcs tct to- tob toc too tos tot tsb tsc tso tss tst ttb ttc tto tts ttt

bbbb bbbs bcbc bcbs bccc bccs bcos bcsc bcss bctc bcts bobb bobo bobs boco bocs boob booc boos boot bosc boso boss bost botb boto bots bott bscs bsos bssc bsts btcc btcs btob btss bttb c-bo cbbc cbbs cbcc cbcs cbct cbot cbsc cbtc ccbc cccb cccc cccs ccob ccoc ccss ccst cctb cctc cctt cobb cobo cobs coco coct coob coos coot cosc coso coss cost cotb cotc coto cots cott cscb cscc csco cscs csob csos csot cstc csto csts ctbs ctos ctot ctsc ctss ctts obbo obos obot obss obst obts ocbc occc occt ocos oct- octo octs oooo ooos oost ootb oots oscc osco osoo osos ossb osso ostc osts otbs oto- otoo otos otso otto otts s-os sbbs sbcc sbcs sbct sbot sbst sbtc sccc sccs scct scob scoo scot scsc scso scst sctc scto scts sobo sobs sobt soco socs soos soot soso soss sost sotc soto sots sscc sscs ssoc ssot sssb sssc ssss sstb sstc ssts stbc stbs stcc stcs stob stoo stos stot stss sttc tbbs tbcb tbcc tbst tcbs tccc tcos tctc tcts tobo tobs tobt toco toos toot tosb tosc toso toss tost totc toto tots tott tsbc tscc tsob tsos tsst tstc tsts ttbb ttss tttt

bcbst bo-bo boboc bobos bobst bobts boobs booco boost boots bosco boscs bosso botos botts bscco ccccc co-bo co-co cobbs cobot cocc- cocco cocos cocto coost coots cos-b cosco cost- costo costs cotos cotso cott- cotto cotts csobs cstcc octo- octos oocss ooooo ososo ossos otcbb otoso ototo ottos s-bot sccbc scobs scoob scoot scoto scots scott so-so soots soss- sosto sotoo sotos sotto sotts sssss stobs stoob stoos stoot stoss stots stott tbtbt tcobb tobot tocco toco- tocos toobs toost toots tosco tosos toss- tosto toto- totoo totos ttttt

bbbbbb bobbos boccob booboo boosts bososo bs-tbs cobbob coboss cocco- cococo cocto- coocoo coscob costco costo- costto oooooo oscott ossott scocco scoots scoto- scotto scotts sobos soccos soccot soosoo stobbs stocco stotts sttstc toboot toboso tootoo tossto tottos tsotso

bbbbbbb boo-boo booboos bossost cooscot coostos sssssss too-too totcost tototoo

bbbbbbbb bo-bo-bo bobobobs toottoot

bootscoot bosssssts

bobbobbobs cooscoosoo scottstots

bbbbbbbbbbbbbbb ccccccccccccccc