-th b-p bbb bbc bbe bbh bbo bbp bbs bbt bcb bcc bce bch bco bcp bcs bct be- beb bec bee beh beo bep bes bet bhb bhc bhe bhh bho bhp bhs bht bob boc boe boh boo bop bos bot bpb bpc bpe bph bpo bpp bps bpt bsb bsc bse bsh bso bsp bss bst btb btc bte bth bto btp bts btt c-- cbb cbc cbe cbh cbo cbp cbs cbt ccb ccc cce cch cco ccp ccs cct ce- ceb cec cee ceh ceo cep ces cet ch- chb chc che chh cho chp chs cht co- cob coc coe coh coo cop cos cot cpb cpc cpe cph cpo cpp cps cpt csb csc cse csh cso csp css cst ctb ctc cte cth cto ctp cts ctt ebb ebc ebe ebh ebo ebp ebs ebt ec- ecb ecc ece ech eco ecs ect eeb eec eee eeo eep ees eet ehb ehc ehe ehh eho ehp ehs eht eo- eob eoc eoe eoh eoo eop eos eot ep- epb epc epe eph epo epp eps ept es- esb esc ese esh eso esp ess est etb etc ete eth eto etp ets ett hbb hbc hbe hbh hbo hbp hbs hbt hcb hcc hce hch hco hcp hcs hct he- heb hec hee heh heo hep hes het hhb hhc hhe hhh hho hhp hhs hht hob hoc hoe hoh hoo hop hos hot hpb hpc hpe hph hpo hpp hps hpt hsb hsc hse hsh hsp hss hst htb htc hte hth hto htp hts htt ob- obb obc obe obh obo obp obs obt oc- ocb occ och oco ocp ocs oct oeb oec oee oeh oeo oep oes oet ohc ohe ohh oho ohp ohs oht oo- oob ooc ooh ooo oop oos oot op- opb opc ope oph opo opp ops opt os- osb osc ose osh oso osp oss ost ot- otb otc ote oth oto otp ots ott p-p pbb pbc pbe pbo pbp pbs pbt pcb pcc pce pch pco pcp pcs pct peb pec pee peh peo pep pes pet phb phc phe pho php phs pht pob poc poe poh poo pop pos pot ppb ppc ppe pph ppo ppp pps ppt ps- psb psc pse psh pso psp pss pst pt- ptb ptc pte pth pto ptp pts ptt sbb sbc sbe sbh sbo sbp sbs sbt scb scc sce sch sco scp scs sct se- seb sec see seh seo sep ses set sh- shb shc she shh sho shp shs sht sob soc soe soh soo sop sos sot spb spc spe sph spo spp sps spt ss- ssb ssc sse ssh sso ssp sss sst stb stc ste sth sto stp sts stt tbb tbc tbe tbh tbo tbp tbs tbt tcb tcc tce tch tco tcp tcs tct te- teb tec tee teh teo tep tes tet th- thb thc the thh tho thp ths tht to- tob toc toe toh too top tos tot tpb tpc tpe tph tpo tpp tps tpt tsb tsc tse tsh tso tsp tss tst ttb ttc tte tth tto ttp tts ttt