ddd dde ddh ddi ddp de- ded dee deh dei dep dh- dhd dhe dhh dhi dhp di- did die dih dii dip dpd dpe dph dpi dpp ed- edd ede edh edi edp eed eee eep ehd ehe ehh ehi ehp eid eie eii eip ep- epd epe eph epi epp h-i hdd hde hdh hdi hdp he- hed hee heh hei hep hhd hhe hhh hhi hhp hid hie hih hii hip hpd hpe hph hpi hpp i-d idd ide idh idi idp ie- ied iee iei iep ihd ihe ihh ihi ihp iid iie iih iii iip ipd ipe ipi ipp p-p pdd pde pdh pdi pdp ped pee peh pei pep phd phe phi php pid pie pih pii pip ppd ppe pph ppi ppp