| TT Cup | 2020/08/10 05:50 | Kovalchuk, Nazar v Oleskevych, Olexander | L | 3-2 |
| TT Cup | 2020/07/07 19:15 | Kovalchuk, Nazar v Oleskevych, Olexander | W | 1-3 |
| TT Cup | 2020/07/07 14:35 | Kovalchuk, Nazar v Oleskevych, Olexander | L | 3-1 |
| TT Cup | 2020/07/06 18:40 | Kovalchuk, Nazar v Oleskevych, Olexander | L | 3-1 |
| TT Cup | 2020/07/06 14:00 | Kovalchuk, Nazar v Oleskevych, Olexander | L | 3-2 |
| TT Cup | 2020/06/22 07:00 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2020/06/07 05:50 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2020/05/30 05:50 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2020/05/29 10:30 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2020/05/23 16:20 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 2-3 |
| TT Cup | 2020/05/11 10:30 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 2-3 |
| TT Cup | 2020/05/10 16:20 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 1-3 |