ddd ddi ddl ddm ddp di- did dii dil dim dip dl- dld dli dll dlm dlp dmd dmi dml dmm dmp dpd dpi dpl dpm dpp i-d idd idi idl idm idp iid iii iil iim iip il- ild ili ill ilm ilp im- imd imi iml imm imp ipd ipi ipl ipm ipp l-p ldd ldi ldl ldm ldp lid lii lil lim lip lld lli lll llm llp lmd lmi lml lmm lmp lpd lpi lpl lpm lpp mdd mdi mdl mdm mdp mi- mid mii mil mim mip mld mli mll mlm mlp mmd mmi mml mmm mmp mpd mpi mpl mpm mpp p-p pdd pdi pdl pdm pdp pid pii pil pim pip pld pli pll plm plp pmd pmi pml pmm pmp ppd ppi ppl ppm ppp