b-p bbb bbe bbi bbl bbm bbp bbt be- beb bee bei bel bem bep bet bi- bib bie bii bil bim bip bit blb ble bli bll blm blp blt bmb bme bmi bml bmm bmp bmt bpb bpe bpi bpl bpm bpp bpt btb bte bti btl btm btp btt ebb ebe ebi ebl ebm ebp ebt eeb eee eel eem eep eet eib eie eii eil eim eip eit elb ele eli ell elm elp elt em- emb eme emi eml emm emp emt ep- epb epe epi epl epm epp ept etb ete eti etl etm etp ett ibb ibe ibi ibl ibm ibp ibt ie- iee iei iel iem iep iet iib iie iii iil iim iip iit il- ilb ile ili ill ilm ilp ilt im- imb ime imi iml imm imp imt ipb ipe ipi ipl ipm ipp ipt itb ite iti itl itm itp itt l-p lbb lbe lbi lbl lbm lbp lbt leb lee lei lel lem lep let lib lie lii lil lim lip lit llb lle lli lll llm llp llt lmb lme lmi lml lmm lmp lmt lpb lpe lpi lpl lpm lpp lpt ltb lte lti ltl ltm ltp ltt mbb mbe mbi mbl mbm mbp mbt meb mee mei mel mem mep met mi- mib mie mii mil mim mip mit mlb mle mli mll mlm mlp mlt mmb mme mmi mml mmm mmp mmt mpb mpe mpi mpl mpm mpp mpt mtb mte mti mtl mtm mtp mtt p-p pbb pbe pbi pbl pbm pbp pbt peb pee pei pel pem pep pet pib pie pii pil pim pip pit plb ple pli pll plm plp plt pmb pme pmi pml pmm pmp pmt ppb ppe ppi ppl ppm ppp ppt pt- ptb pte pti ptl ptm ptp ptt tbb tbe tbi tbl tbm tbp tbt te- teb tee tei tel tem tep tet tib tie tii til tim tip tit tle tli tll tlm tlp tlt tmb tme tmi tml tmm tmp tmt tpb tpe tpi tpl tpm tpp tpt ttb tte tti ttl ttm ttp ttt