b-p bbb bbe bbg bbi bbl bbp be- beb bee beg bei bel bep bgb bge bgg bgi bgl bgp bi- bib bie big bii bil bip blb ble blg bli bll blp bpb bpe bpg bpi bpl bpp ebb ebe ebg ebi ebl ebp eeb eee eeg eel eep egb ege egg egi egl egp eib eie eig eii eil eip elb ele elg eli ell elp ep- epb epe epg epi epl epp g-p gbe gbg gbi gbl gbp ge- geb gee geg gei gel gep ggb ggg ggi ggp gib gie gig gii gil gip glb gle glg gli gll glp gpb gpe gpg gpi gpl gpp ibb ibe ibg ibi ibl ibp ie- iee ieg iei iel iep igb ige igg igi igl igp iib iie iii iil iip il- ilb ile ilg ili ill ilp ipb ipe ipg ipi ipl ipp l-p lbb lbe lbg lbi lbl lbp leb lee leg lei lel lep lgb lge lgg lgi lgl lgp lib lie lig lii lil lip llb lle llg lli lll llp lpb lpe lpg lpi lpl lpp p-p pbb pbe pbg pbi pbl pbp peb pee peg pei pel pep pgb pge pgg pgi pgl pgp pib pie pig pii pil pip plb ple plg pli pll plp ppb ppe ppg ppi ppl ppp