-ic c-- ccc ccd cci ccm ccs cct cdc cdd cdi cdm cds cdt cdy ci- cic cid cii cim cis cit cmc cmd cmi cmm cms cmt cmy csc csd csi csm css cst csy ctc ctd cti ctm cts ctt cty cyc cyd cym cys cyt dcc dcd dci dcm dcs dct ddc ddd ddi ddm dds ddt ddy di- dic did dii dim dis dit diy dmc dmd dmi dmm dms dmt dsc dsd dsi dsm dss dst dsy dtc dtd dti dtm dts dtt dty dy- dyc dyd dym dys dyy i-d icc icd ici icm ics ict icy idc idd idi idm ids idt idy iic iid iii iim iis iit im- imc imd imi imm ims imt imy is- isc isd isi ism iss ist isy itc itd iti itm its itt ity iyc iym iys iyt iyy mc- mcc mcd mci mcm mcs mct mdc mdd mdi mdm mds mdt mdy mi- mic mid mii mim mis mit miy mmc mmd mmi mmm mms mmt msc msd msi msm mss mst msy mtc mtd mti mtm mts mtt my- myc myd mym mys myt scc scd sci scm scs sct sdc sdd sdi sdm sds sdt sdy sic sid sii sim sis sit smc smd smi smm sms smt smy ss- ssc ssd ssi ssm sss sst stc std sti stm sts stt sty sy- syc syd syi sym sys syt tcc tcd tci tcm tcs tct tdc tdd tdi tdm tds tdt tdy tic tid tii tim tis tit tiy tmc tmd tmi tmm tms tmt tmy tsc tsd tsi tsm tss tst tsy ttc ttd tti ttm tts ttt tty tyc tyd tym tys tyt ycc ycd yci ycs ycy yds ydt ydy yid yii yim yis yit ymc ymi ymm yms ymt ysc ysi ysm yss yst ysy ytc ytd ytm yts ytt yyc yys yyt yyy