-up ddd dde ddo ddp ddt ddu de- ded dee deo dep det deu dod doe doo dop dot dou dpd dpe dpo dpp dpt dpu dtd dte dto dtp dtt dtu dud due duo dup dut ed- edd ede edo edp edt edu eed eee eeo eep eet eo- eod eoe eoo eop eot eou ep- epd epe epo epp ept epu etd ete eto etp ett etu eu- eud eue eup eut odd ode odo odp odt odu oed oee oeo oep oet oo- ood ooo oop oot op- opd ope opo opp opt ot- otd ote oto otp ott otu ou- oud oue ouo oup out p-p pdd pde pdo pdp pdt pdu ped pee peo pep pet peu pod poe poo pop pot pou ppd ppe ppo ppp ppt ppu pt- ptd pte pto ptp ptt ptu pud pue pup put puu tdd tde tdo tdp tdt tdu te- ted tee teo tep tet teu to- tod toe too top tot tou tpd tpe tpo tpp tpt tpu ttd tte tto ttp ttt ttu tud tue tuo tup tut tuu udd ude udo udp udt udu ued uee uep uet uod uoe uoo uop uot up- upd upe upo upp upt upu utd ute uto utp utt utu uue uut uuu