ddd dde ddi ddn ddp ddz de- ded dee dei den dep dez di- did die dii din dip diz dnd dne dni dnn dnp dnz dpd dpe dpi dpn dpp dpz dzd dze dzi dzp ed- edd ede edi edn edp eed eee een eep eid eie eii ein eip en- end ene eni enn enp enz ep- epd epe epi epn epp epz eze ezz i-d idd ide idi idn idp ie- ied iee iei ien iep iid iie iii iin iip in- ind ine ini inn inp ipd ipe ipi ipn ipp ize izi izz n-i ndd nde ndi ndn ndp ne- ned nee nei nen nep nez nid nie nii nin nip niz nne nni nnn nnp nnz npd npe npi npn npp npz nzd nze nzi nzp nzz p-p pdd pde pdi pdn pdp pdz ped pee pei pen pep pez pid pie pii pin pip piz pn- pnd pne pni pnn pnp ppd ppe ppi ppn ppp ppz pzp zed zee zen zep zez zid zie zin zip ziz znd zne znn znp zpe zpi zpp zzz