ddd ddh ddi ddo ddp dh- dhd dhh dhi dho dhp di- did dih dii dio dip dod doh doi doo dop dpd dph dpi dpo dpp h-i hdd hdh hdi hdo hdp hhd hhh hhi hho hhp hid hih hii hio hip hod hoh hoi hoo hop hpd hph hpi hpo hpp i-d idd idh idi ido idp ihd ihh ihi iho ihp iid iih iii iio iip io- iod ioh ioi ioo iop ipd ipi ipo ipp o-i odd odh odi odo odp ohd ohh ohi oho ohp oid oii oio oip oo- ood ooh ooi ooo oop op- opd oph opi opo opp p-p pdd pdh pdi pdo pdp phd phi pho php pid pih pii pio pip pod poh poi poo pop ppd pph ppi ppo ppp