ddd ddi ddn ddp dds ddy ddz di- did dii din dip dis diy diz dnd dni dnn dnp dns dny dnz dpd dpi dpn dpp dps dpz dsd dsi dsn dsp dss dsy dsz dy- dyd dyn dyp dys dyy dzd dzi dzp dzs i-d idd idi idn idp ids idy iid iii iin iip iis in- ind ini inn inp ins iny ipd ipi ipn ipp ips ipy is- isd isi isn isp iss isy iys iyy izi izy izz n-i ndd ndi ndn ndp nds ndy nid nii nin nip nis niz nni nnn nnp nns nnz npd npi npn npp nps npz nsd nsi nsn nsp nss nsy nsz nyd nyn nyp nys nyy nzd nzi nzp nzs nzz p-p pdd pdi pdn pdp pds pdz pid pii pin pip pis piz pn- pnd pni pnn pnp pns pny ppd ppi ppn ppp pps ppz ps- psd psi psn psp pss psy py- pyd pyn pys pzp sdd sdi sdn sdp sds sdy sdz sid sii sin sip sis snd sni snn snp sns sny spd spi spn spp sps spy spz ss- ssd ssi ssn ssp sss ssz sy- syd syi syn syp sys szd szi szp ydn yds ydy yid yii yin yip yis yiz ynd ynn ynp yns yny ypd yps ysi ysp yss ysy ysz yys yyy yyz yzy zds zid zin zip zis ziz znd znn znp zns zpi zpp zsi zsz zzs zzy zzz