b-p bbb bbe bbg bbi bbl bbp bbs be- beb bee beg bei bel bep bes bgb bge bgg bgi bgl bgp bgs bi- bib bie big bii bil bip bis blb ble blg bli bll blp bls bpb bpe bpg bpi bpl bpp bps bsb bse bsg bsi bsl bsp bss ebb ebe ebg ebi ebl ebp ebs eeb eee eeg eel eep ees egb ege egg egi egl egp egs eib eie eig eii eil eip eis elb ele elg eli ell elp els ep- epb epe epg epi epl epp eps es- esb ese esg esi esl esp ess g-p gbe gbg gbi gbl gbp gbs ge- geb gee geg gei gel gep ges ggb ggg ggi ggp ggs gib gie gig gii gil gip gis glb gle glg gli gll glp gls gpb gpe gpg gpi gpl gpp gps gsb gse gsg gsi gsl gsp gss ibb ibe ibg ibi ibl ibp ibs ie- iee ieg iei iel iep ies igb ige igg igi igl igp igs iib iie iii iil iip iis il- ilb ile ilg ili ill ilp ils ipb ipe ipg ipi ipl ipp ips is- isb ise isg isi isl isp iss l-p lbb lbe lbg lbi lbl lbp lbs leb lee leg lei lel lep les lgb lge lgg lgi lgl lgp lgs lib lie lig lii lil lip lis llb lle llg lli lll llp lls lpb lpe lpg lpi lpl lpp lps lsb lse lsg lsi lsl lsp lss p-p pbb pbe pbg pbi pbl pbp pbs peb pee peg pei pel pep pes pgb pge pgg pgi pgl pgp pgs pib pie pig pii pil pip pis plb ple plg pli pll plp pls ppb ppe ppg ppi ppl ppp pps ps- psb pse psg psi psl psp pss sbb sbe sbg sbi sbl sbp sbs se- seb see seg sei sel sep ses sgb sge sgg sgi sgl sgp sgs sib sie sig sii sil sip sis slb sle slg sli sll slp sls spb spe spg spi spl spp sps ss- ssb sse ssg ssi ssl ssp sss