-ic c-- ccc ccd cch cci cck ccs cdc cdd cdh cdi cdk cds ch- chc chd chh chi chk chs ci- cic cid cih cii cik cis ckc ckd ckh cki cks csc csd csh csi csk css dcc dcd dci dck dcs ddc ddd ddh ddi ddk dds dh- dhc dhd dhh dhi dhk dhs di- dic did dih dii dik dis dkc dki dkk dks dsc dsd dsh dsi dsk dss h-i hcc hcd hch hci hck hcs hdc hdd hdh hdi hdk hds hhc hhd hhh hhi hhk hhs hic hid hih hii hik his hkd hkh hki hkk hks hsc hsd hsh hsi hsk hss i-d icc icd ich ici ick ics idc idd idh idi idk ids ihc ihd ihh ihi ihk ihs iic iid iih iii iis ikc iki ikk iks is- isc isd ish isi isk iss kcc kcd kch kci kck kcs kdc kdh kdk kds khh khi khk khs kic kid kih kii kik kis kkc kkh kki kkk kks ksc ksd ksh ksi ksk kss scc scd sch sci sck scs sdc sdd sdh sdi sdk sds sh- shc shd shh shi shk shs sic sid sih sii sik sis sk- skc skd skh ski skk sks ss- ssc ssd ssh ssi ssk sss