-ey -ic c-- ccc cce cci cco ccs ccv ce- cec cee cei ceo ces cev cey ci- cic cie cii cio cis civ co- coc coe coi coo cos cov coy csc cse csi cso css csv csy cvc cve cvi cvo cvs cvv cyc cye cyo cys ec- ecc ece eci eco ecs ecv eec eee eeo ees eev eey eic eie eii eio eis eiv eo- eoc eoe eoi eoo eos es- esc ese esi eso ess esv esy evc eve evi evo evs evv evy eyc eye eyo eys i-v icc ice ici ico ics icv icy ie- iec iee iei ies iev iey iic iie iii iio iis io- ioc ioe ioi ioo ios iov is- isc ise isi iso iss isv isy ivc ive ivi ivo ivs ivv ivy iyc iye iyo iys iyy o-i oc- occ oci oco ocs ocv oec oee oei oeo oes oey oic oie oii oio ois oiv oo- ooc ooi ooo oos oov os- osc ose osi oso oss osv ov- ovc ove ovi ovo ovs ovv oye oyi oyo oys scc sce sci sco scs scv se- sec see sei seo ses sev sey sic sie sii sio sis siv soc soe soi soo sos sov soy ss- ssc sse ssi sso sss ssv svc sve svi svo svs svv svy sy- syc sye syi sys v-e vcc vce vci vco vcs vcy vec vee vei veo ves vey vi- vic vie vii vio vis viv viy voc voe voi voo vos vov voy vsc vse vsi vso vss vsv vvc vvi vvo vvs vvv vye ycc yce yci yco ycs ycv ycy yec yee yei yeo yes yev yey yie yii yio yis yoc yoe yoi yoo yos yoy ysc yse ysi yso yss ysy yve yvi yvo yvy yyc yye yys yyy