-ic c-- ccc ccd cci ccn ccp ccs cdc cdd cdi cdn cdp cds cdy ci- cic cid cii cin cip cis cn- cnc cnd cni cnn cnp cns cny cpc cpd cpi cpn cpp cps csc csd csi csn csp css csy cyc cyd cyn cyp cys dcc dcd dci dcn dcp dcs ddc ddd ddi ddn ddp dds ddy di- dic did dii din dip dis diy dnc dnd dni dnn dnp dns dny dpc dpd dpi dpn dpp dps dsc dsd dsi dsn dsp dss dsy dy- dyc dyd dyn dyp dys dyy i-d icc icd ici icn icp ics icy idc idd idi idn idp ids idy iic iid iii iin iip iis in- inc ind ini inn inp ins iny ipc ipd ipi ipn ipp ips ipy is- isc isd isi isn isp iss isy iyc iys iyy n-i ncc ncd nci ncn ncp ncs ndc ndd ndi ndn ndp nds ndy nic nid nii nin nip nis nnc nni nnn nnp nns npc npd npi npn npp nps nsc nsd nsi nsn nsp nss nsy nyc nyd nyn nyp nys nyy p-p pcc pcd pci pcn pcp pcs pdc pdd pdi pdn pdp pds pic pid pii pin pip pis pn- pnc pnd pni pnn pnp pns pny ppc ppd ppi ppn ppp pps ps- psc psd psi psn psp pss psy py- pyc pyd pyn pys scc scd sci scn scp scs sdc sdd sdi sdn sdp sds sdy sic sid sii sin sip sis snc snd sni snn snp sns sny spc spd spi spn spp sps spy ss- ssc ssd ssi ssn ssp sss sy- syc syd syi syn syp sys ycc ycd yci ycp ycs ycy ydn yds ydy yid yii yin yip yis ynd ynn ynp yns yny ypd yps ysc ysi ysp yss ysy yyc yys yyy