-up ddd dde ddi ddp ddq ddu de- ded dee dei dep deq deu di- did die dii dip diq diu dpd dpe dpi dpp dpu dqe dud due dui dup ed- edd ede edi edp edu eed eee eep eid eie eii eip eiu ep- epd epe epi epp epq epu eqe eqp eqq equ eu- eud eue eui eup i-d idd ide idi idp idq idu ie- ied iee iei iep iid iie iii iip iiu ipd ipe ipi ipp ipu iqd iqe iqu iu- iud iue iui iup p-p pdd pde pdi pdp pdq pdu ped pee pei pep peu pid pie pii pip piq piu ppd ppe ppi ppp ppq ppu pqi pqq pud pue pui pup puu qed qee qep qid qie qip qiu qpp qqq qqu qu- qud que qui udd ude udi udp udu ued uee uei uep uid uie uii uip uiq uiu up- upd upe upi upp upu uue uuu