-ic c-- ccc ccd cch cci ccs cdc cdd cdh cdi cds ch- chc chd chh chi chs ci- cic cid cih cii cis csc csd csh csi css dcc dcd dci dcs ddc ddd ddh ddi dds dh- dhc dhd dhh dhi dhs di- dic did dih dii dis dsc dsd dsh dsi dss h-i hcc hcd hch hci hcs hdc hdd hdh hdi hds hhc hhd hhh hhi hhs hic hid hih hii his hsc hsd hsh hsi hss i-d icc icd ich ici ics idc idd idh idi ids ihc ihd ihh ihi ihs iic iid iih iii iis is- isc isd ish isi iss scc scd sch sci scs sdc sdd sdh sdi sds sh- shc shd shh shi shs sic sid sih sii sis ss- ssc ssd ssh ssi sss