ddd dde ddh ddl ddp de- ded dee deh del dep dh- dhd dhe dhh dhl dhp dl- dld dle dlh dll dlp dpd dpe dph dpl dpp ed- edd ede edh edl edp eed eee eel eep ehd ehe ehh ehl ehp eld ele elh ell elp ep- epd epe eph epl epp hdd hde hdh hdl hdp he- hed hee heh hel hep hhd hhe hhh hhl hhp hld hle hlh hll hlp hpd hpe hph hpl hpp l-p ldd lde ldh ldl ldp led lee leh lel lep lhd lhh lhp lld lle lll llp lpd lpe lph lpl lpp p-p pdd pde pdh pdl pdp ped pee peh pel pep phd phe phl php pld ple plh pll plp ppd ppe pph ppl ppp