bbb bbo bbs bbt bob boo bos bot bsb bso bss bst btb bto bts btt ob- obb obo obs obt oo- oob ooo oos oot os- osb oso oss ost ot- otb oto ots ott sbb sbo sbs sbt sob soo sos sot ss- ssb sso sss sst stb sto sts stt tbb tbo tbs tbt to- tob too tos tot tsb tso tss tst ttb tto tts ttt

bbbb bbbs bobb bobo bobs boob boos boot boso boss bost botb boto bots bott bsos bsts btob btss bttb obbo obos obot obss obst obts oooo ooos oost ootb oots osoo osos ossb osso osts otbs oto- otoo otos otso otto otts s-os sbbs sbot sbst sobo sobs sobt soos soot soso soss sost soto sots ssot sssb ssss sstb ssts stbs stob stoo stos stot stss tbbs tbst tobo tobs tobt toos toot tosb toso toss tost toto tots tott tsob tsos tsst tsts ttbb ttss tttt

bo-bo bobos bobst bobts boobs boost boots bosso botos botts ooooo ososo ossos otoso ototo ottos s-bot so-so soots soss- sosto sotoo sotos sotto sotts sssss stobs stoob stoos stoot stoss stots stott tbtbt tobot toost toots tosos toss- tosto toto- totoo totos ttttt

bbbbbb bobbos booboo boosts bososo bs-tbs oooooo ossott sobos soosoo stobbs stotts toboot toboso tootoo tossto tottos tsotso

bbbbbbb boo-boo booboos bossost sssssss too-too tototoo

bbbbbbbb bo-bo-bo bobobobs toottoot

bosssssts

bobbobbobs

bbbbbbbbbbbbbbb