b-p bbb bbi bbl bbm bbp bi- bib bii bil bim bip blb bli bll blm blp bmb bmi bml bmm bmp bpb bpi bpl bpm bpp ibb ibi ibl ibm ibp iib iii iil iim iip il- ilb ili ill ilm ilp im- imb imi iml imm imp ipb ipi ipl ipm ipp l-p lbb lbi lbl lbm lbp lib lii lil lim lip llb lli lll llm llp lmb lmi lml lmm lmp lpb lpi lpl lpm lpp mbb mbi mbl mbm mbp mi- mib mii mil mim mip mlb mli mll mlm mlp mmb mmi mml mmm mmp mpb mpi mpl mpm mpp p-p pbb pbi pbl pbm pbp pib pii pil pim pip plb pli pll plm plp pmb pmi pml pmm pmp ppb ppi ppl ppm ppp