ddd dde ddl ddm ddp de- ded dee del dem dep dl- dld dle dll dlm dlp dmd dme dml dmm dmp dpd dpe dpl dpm dpp ed- edd ede edl edm edp eed eee eel eem eep eld ele ell elm elp em- emd eme eml emm emp ep- epd epe epl epm epp l-p ldd lde ldl ldm ldp led lee lel lem lep lld lle lll llm llp lmd lme lml lmm lmp lpd lpe lpl lpm lpp mdd mde mdl mdm mdp med mee mel mem mep mld mle mll mlm mlp mmd mme mml mmm mmp mpd mpe mpl mpm mpp p-p pdd pde pdl pdm pdp ped pee pel pem pep pld ple pll plm plp pmd pme pml pmm pmp ppd ppe ppl ppm ppp