-ol b-p bbb bbg bbl bbo bbp bbs bbt bgb bgg bgl bgo bgp bgs bgt blb blg bll blo blp bls blt bob bog bol boo bop bos bot bpb bpg bpl bpo bpp bps bpt bsb bsg bsl bso bsp bss bst btb btg btl bto btp bts btt g-p gbg gbl gbo gbp gbs gbt ggb ggg ggo ggp ggs ggt glb glg gll glo glp gls glt gob gog gol goo gop gos got gpb gpg gpl gpo gpp gps gpt gsb gsg gsl gso gsp gss gst gtb gtg gtl gto gtp gts gtt l-p lbb lbg lbl lbo lbp lbs lbt lgb lgg lgl lgo lgp lgs lgt llb llg lll llo llp lls llt lob log lol loo lop los lot lpb lpg lpl lpo lpp lps lpt lsb lsg lsl lso lsp lss lst ltb ltg ltl lto ltp lts ltt ob- obb obg obl obo obp obs obt ogg ogl ogo ogp ogs ogt olb olg oll olo olp ols olt oo- oob oog ool ooo oop oos oot op- opb opg opl opo opp ops opt os- osb osg osl oso osp oss ost ot- otb otg otl oto otp ots ott p-p pbb pbg pbl pbo pbp pbs pbt pgb pgg pgl pgo pgp pgs pgt plb plg pll plo plp pls plt pob pog pol poo pop pos pot ppb ppg ppl ppo ppp pps ppt ps- psb psg psl pso psp pss pst pt- ptb ptg ptl pto ptp pts ptt sbb sbg sbl sbo sbp sbs sbt sgb sgg sgl sgo sgp sgs sgt slb slg sll slo slp sls slt sob sog sol soo sop sos sot spb spg spl spo spp sps spt ss- ssb ssg ssl sso ssp sss sst stb stg stl sto stp sts stt tbb tbg tbl tbo tbp tbs tbt tgb tgg tgl tgo tgp tgs tgt tlg tll tlo tlp tls tlt to- tob tog tol too top tos tot tpb tpg tpl tpo tpp tps tpt tsb tsg tsl tso tsp tss tst ttb ttg ttl tto ttp tts ttt