-ic c-- ccc ccd cci cco ccr ccs cct cdc cdd cdi cdo cdr cds cdt cdy ci- cic cid cii cio cir cis cit co- coc cod coi coo cor cos cot coy crc crd cri cro crr crs crt cry csc csd csi cso csr css cst csy ctc ctd cti cto ctr cts ctt cty cyc cyd cyo cyr cys cyt dcc dcd dci dco dcr dcs dct ddc ddd ddi ddo ddr dds ddt ddy di- dic did dii dio dir dis dit diy doc dod doi doo dor dos dot doy drc drd dri dro drr drs drt dry dsc dsd dsi dso dsr dss dst dsy dtc dtd dti dto dtr dts dtt dty dy- dyc dyd dyo dyr dys dyy i-d icc icd ici ico icr ics ict icy idc idd idi ido idr ids idt idy iic iid iii iio iir iis iit io- ioc iod ioi ioo ior ios iot ir- irc ird iri iro irr irs irt iry is- isc isd isi iso isr iss ist isy itc itd iti ito its itt ity iyc iyo iyr iys iyt iyy o-i oc- occ ocd oci oco ocr ocs oct odc odd odi odo odr ods odt oic oid oii oio oir ois oit oo- ooc ood ooi ooo oor oos oot or- orc ord ori oro orr ors ort ory os- osc osd osi oso osr oss ost ot- otc otd oti oto otr ots ott oyd oyi oyo oys rcc rcd rci rco rcr rcs rct rdc rdd rdi rdo rdr rds rdt rdy ric rid rii rio rir ris rit riy roc rod roi roo ror ros rot roy rrc rrd rri rrr rrs rrt rsc rsd rsi rso rsr rss rst rtc rtd rti rto rtr rts rtt rty ry- ryc ryd ryo ryr rys ryy scc scd sci sco scr scs sct sdc sdd sdi sdo sdr sds sdt sdy sic sid sii sio sir sis sit soc sod soi soo sor sos sot soy sr- src srd sri sro srr srs srt sry ss- ssc ssd ssi sso ssr sss sst stc std sti sto str sts stt sty sy- syc syd syi syr sys syt tcc tcd tci tco tcr tcs tct tdc tdd tdi tdo tdr tds tdt tdy tic tid tii tio tir tis tit tiy to- toc tod toi too tor tos tot toy trc trd tri tro trr trs trt try tsc tsd tsi tso tsr tss tst tsy ttc ttd tti tto ttr tts ttt tty tyc tyd tyo tyr tys tyt ycc ycd yci yco ycs ycy ydo yds ydt ydy yid yii yio yir yis yit yoc yod yoi yoo yor yos yot yoy yrc yro yrs yrt ysc ysi yso ysr yss yst ysy ytc ytd yto ytr yts ytt yyc yys yyt yyy