-ic c-- ccc cci cco ccr ccs cct ccv ci- cic cii cio cir cis cit civ co- coc coi coo cor cos cot cov coy crc cri cro crr crs crt crv cry csc csi cso csr css cst csv csy ctc cti cto ctr cts ctt ctv cty cvc cvi cvo cvr cvs cvt cvv cyc cyo cyr cys cyt i-v icc ici ico icr ics ict icv icy iic iii iio iir iis iit io- ioc ioi ioo ior ios iot iov ir- irc iri iro irr irs irt irv iry is- isc isi iso isr iss ist isv isy itc iti ito its itt itv ity ivc ivi ivo ivr ivs ivt ivv ivy iyc iyo iyr iys iyt iyy o-i oc- occ oci oco ocr ocs oct ocv oic oii oio oir ois oit oiv oo- ooc ooi ooo oor oos oot oov or- orc ori oro orr ors ort orv ory os- osc osi oso osr oss ost osv ot- otc oti oto otr ots ott otv ov- ovc ovi ovo ovs ovv oyi oyo oys rcc rci rco rcr rcs rct rcv ric rii rio rir ris rit riv riy roc roi roo ror ros rot rov roy rrc rri rrr rrs rrt rsc rsi rso rsr rss rst rsv rtc rti rto rtr rts rtt rtv rty rvc rvi rvo rvr rvs rvt rvv rvy ry- ryc ryo ryr rys ryy scc sci sco scr scs sct scv sic sii sio sir sis sit siv soc soi soo sor sos sot sov soy sr- src sri sro srr srs srt srv sry ss- ssc ssi sso ssr sss sst ssv stc sti sto str sts stt stv sty svc svi svo svr svs svt svv svy sy- syc syi syr sys syt tcc tci tco tcr tcs tct tcv tic tii tio tir tis tit tiv tiy to- toc toi too tor tos tot tov toy trc tri tro trr trs trt trv try tsc tsi tso tsr tss tst tsv tsy ttc tti tto ttr tts ttt ttv tty tvc tvi tvo tvr tvs tvt tvy tyc tyo tyr tys tyt vcc vci vco vcr vcs vct vcy vi- vic vii vio vir vis vit viv viy voc voi voo vor vos vot vov voy vrc vri vrr vrs vrt vry vsc vsi vso vsr vss vst vsv vtc vti vto vtr vts vtt vtv vty vvc vvi vvo vvr vvs vvt vvv vyt ycc yci yco ycs ycv ycy yii yio yir yis yit yoc yoi yoo yor yos yot yoy yrc yro yrs yrt ysc ysi yso ysr yss yst ysy ytc yto ytr yts ytt ytv yvi yvo yvr yvy yyc yys yyt yyy