-ic c-- ccc ccd cch cci ccp ccs cdc cdd cdh cdi cdp cds cdy ch- chc chd chh chi chp chs chy ci- cic cid cih cii cip cis cpc cpd cph cpi cpp cps csc csd csh csi csp css csy cyc cyd cyp cys dcc dcd dci dcp dcs ddc ddd ddh ddi ddp dds ddy dh- dhc dhd dhh dhi dhp dhs di- dic did dih dii dip dis diy dpc dpd dph dpi dpp dps dsc dsd dsh dsi dsp dss dsy dy- dyc dyd dyp dys dyy h-i hcc hcd hch hci hcp hcs hcy hdc hdd hdh hdi hdp hds hdy hhc hhd hhh hhi hhp hhs hhy hic hid hih hii hip his hpc hpd hph hpi hpp hps hpy hsc hsd hsh hsi hsp hss hsy hy- hyc hyd hyh hyi hyp hys hyy i-d icc icd ich ici icp ics icy idc idd idh idi idp ids idy ihc ihd ihh ihi ihp ihs ihy iic iid iih iii iip iis ipc ipd ipi ipp ips ipy is- isc isd ish isi isp iss isy iyc iys iyy p-p pcc pcd pch pci pcp pcs pdc pdd pdh pdi pdp pds phc phd phi php phs phy pic pid pih pii pip pis ppc ppd pph ppi ppp pps ps- psc psd psh psi psp pss psy py- pyc pyd pys scc scd sch sci scp scs sdc sdd sdh sdi sdp sds sdy sh- shc shd shh shi shp shs shy sic sid sih sii sip sis spc spd sph spi spp sps spy ss- ssc ssd ssh ssi ssp sss sy- syc syd syh syi syp sys ycc ycd ych yci ycp ycs ycy yds ydy yhc yhi yhs yid yih yii yip yis ypd yps ysc ysi ysp yss ysy yyc yys yyy