| UTR Pro Blagoevgrad Women | 2023/02/02 08:14 | Kostova, Elitsa v Vaneva, Zinovia | 6-0,3-6,6-2 |
| UTR Pro Tennis Series Sofia Women | 2022/09/02 08:00 | Kostova, Elitsa v Vaneva, Zinovia | 4-6,6-4,6-3 |
| UTR Pro Tennis Series Plovdiv Women | 2021/12/18 09:00 | Vaneva, Zinovia v Kostova, Elitsa | 6-7,1-5 |
| UTR Pro Blagoevgrad Women | 2023/03/13 08:36 | Lidia Encheva v Vaneva, Zinovia | 6-4,6-0 |
| UTR Pro Blagoevgrad Women | 2023/02/11 08:00 | Julia Terziyska v Vaneva, Zinovia | 6-1,5-3 |
| UTR Pro Blagoevgrad Women | 2023/02/10 07:30 | Vaneva, Zinovia v Patricia Georgiana Goina | 6-2,6-0 |
| UTR Pro Blagoevgrad Women | 2023/02/08 07:30 | Vaneva, Zinovia v Mariia Bergen | 6-1,6-3 |
| UTR Pro Blagoevgrad Women | 2023/02/07 07:30 | Vaneva, Zinovia v Gaspar-Ivan, Ioana | 7-5,2-6,6-3 |
| UTR Pro Blagoevgrad Women | 2023/02/06 07:30 | Gvozdenovic, Sara v Vaneva, Zinovia | 5-7,0-6 |
| UTR Pro Blagoevgrad Women | 2023/02/05 06:00 | Mia Chudejova v Vaneva, Zinovia | 3-6,4-6 |
| UTR Pro Blagoevgrad Women | 2023/02/04 06:57 | Polina Bakhmutkina v Vaneva, Zinovia | 2-6,3-6 |
| UTR Pro Zadar - Femmes | 2023/03/11 18:00 | Iva Primorac v Kostova, Elitsa | 7-5,6-4 |
| UTR Pro Zadar - Femmes | 2023/03/11 11:00 | Kostova, Elitsa v Sara Svetac | 6-4,6-1 |
| UTR Pro Zadar - Femmes | 2023/03/09 10:30 | Kostova, Elitsa v Mia Marjanovic | 6-1,7-6 |
| UTR Pro Zadar - Femmes | 2023/03/08 07:00 | Chiara Jerolimov v Kostova, Elitsa | 4-6,4-5 |
| UTR Pro Zadar - Femmes | 2023/03/07 13:27 | Fatma Idrizovic v Kostova, Elitsa | 3-6,3-6 |
| UTR Pro Blagoevgrad Women | 2023/02/08 08:08 | Lidia Encheva v Kostova, Elitsa | 1-6,5-5 |
| UTR Pro Blagoevgrad Women | 2023/02/07 06:00 | Viktoriia Dema v Kostova, Elitsa | 1-6,5-7 |
| UTR Pro Blagoevgrad Women | 2023/02/05 08:15 | Julia Terziyska v Kostova, Elitsa | 7-6,5-1 |