b-p bbb bbo bbp bbs bbt bjj bjp bjs bjt bob boj boo bop bos bot bpb bpo bpp bps bpt bsb bsj bso bsp bss bst btb bto btp bts btt jbj jbo jbs jbt jjb jjj jjp jjs job joj joo jop jos jot jpb jpj jpo jpp jps jpt jsb jsj jso jsp jss jst jtb jtp jts jtt ob- obb obj obo obp obs obt ojb ojo ojs oo- oob ooo oop oos oot op- opb opj opo opp ops opt os- osb osj oso osp oss ost ot- otb oto otp ots ott p-p pbb pbj pbo pbp pbs pbt pjo pjp pjs pob poo pop pos pot ppb ppj ppo ppp pps ppt ps- psb psj pso psp pss pst pt- ptb ptj pto ptp pts ptt sbb sbj sbo sbp sbs sbt sjb sjj sjp sjs sjt sob soj soo sop sos sot spb spo spp sps spt ss- ssb ssj sso ssp sss sst stb stj sto stp sts stt tbb tbj tbo tbp tbs tbt tjo tjp tjs to- tob toj too top tos tot tpb tpj tpo tpp tps tpt tsb tsj tso tsp tss tst ttb tto ttp tts ttt