Nyora kupfuurira kweiyi ndima - Koba akaita mazhinji emitambo yake yepasi rose pakati pemakore ekuma1990 kuUkraine. Akanga ari bronze medalist mumamita 10,000 pa1993 European Cup, kunyange zvazvo kusarudzwa kwake kwechiitiko ichocho pa1993 World Championships muAtletics kwakamiswa nekuda kwekukuvara. Muna 1994 aive nhengo yechikwata chenyika cheYokohama Women Ekiden, 1994 IAAF World Cross Country Championships
uye 1994 European Cross Country Championships (kuisa chegumi pane yekupedzisira). Akatungamira chinzvimbo chevakadzi veUkraine pa1995 IAAF World Cross Country Championships panzvimbo yechi60 uye akatora 5000 m bronze pa1995 European Cup. Akadzingwa mumakwikwi ekupedzisira mumutambo wake mukuru wepasi rose, pa1995 World Championships muAthletics 5000 m nhangemutange.