-ic c-- ccc ccd cce cch cci cck ccs cdc cdd cde cdh cdi cdk cds ce- cec ced cee ceh cei cek ces ch- chc chd che chh chi chk chs ci- cic cid cie cih cii cik cis ckc ckd ckh cki cks csc csd cse csh csi csk css dcc dcd dce dci dck dcs ddc ddd dde ddh ddi ddk dds de- dec ded dee deh dei dek des dh- dhc dhd dhe dhh dhi dhk dhs di- dic did die dih dii dik dis dkc dke dki dkk dks dsc dsd dse dsh dsi dsk dss ec- ecc ecd ece ech eci eck ecs ed- edc edd ede edh edi edk eds eec eed eee eek ees ehc ehd ehe ehh ehi ehs eic eid eie eii eik eis ekc ekd eke ekh eki eks es- esc esd ese esh esi esk ess h-i hcc hcd hce hch hci hck hcs hdc hdd hde hdh hdi hdk hds he- hec hed hee heh hei hek hes hhc hhd hhe hhh hhi hhk hhs hic hid hie hih hii hik his hkd hkh hki hkk hks hsc hsd hse hsh hsi hsk hss i-d icc icd ice ich ici ick ics idc idd ide idh idi idk ids ie- iec ied iee iei iek ies ihc ihd ihe ihh ihi ihk ihs iic iid iie iih iii iis ikc ike iki ikk iks is- isc isd ise ish isi isk iss kcc kcd kce kch kci kck kcs kdc kde kdh kdk kds ke- kec ked kee keh kei kek kes khe khh khi khk khs kic kid kie kih kii kik kis kkc kke kkh kki kkk kks ksc ksd kse ksh ksi ksk kss scc scd sce sch sci sck scs sdc sdd sde sdh sdi sdk sds se- sec sed see seh sei sek ses sh- shc shd she shh shi shk shs sic sid sie sih sii sik sis sk- skc skd ske skh ski skk sks ss- ssc ssd sse ssh ssi ssk sss