Nyorera kuenderera kweiyi ndima - Mumwaka wa2000<unk>01, Vassileva akatumidzwa zita muchikwata cheBulgaria ku2001 European Championships muBratislava, Slovakia. Akaisa 18th mupfupi uye 15th mune yakasununguka, zvichiguma nekuiswa kwekupedzisira kwe16th. 2001 World Junior Championships
rakaitirwa muSofia, Bulgaria. Kufanana negore rakapfuura, Vassileva akapedza 19th zvachose, pashure pokugadza 25th mupurogiramu pfupi uye 16th mupachena. Achipedzisa mwaka wake, akafambira mberi akapfuura chikamu chekukwanisa ku2001 World Championship muVancouver, British Columbia, Canada, asi akabviswa mushure mekuisa 27th muchirongwa chipfupi.