| TT Cup | 2020/07/07 19:15 | Kovalchuk, Nazar v Oleskevych, Olexander | L | 1-3 |
| TT Cup | 2020/07/07 14:35 | Kovalchuk, Nazar v Oleskevych, Olexander | W | 3-1 |
| TT Cup | 2020/07/06 18:40 | Kovalchuk, Nazar v Oleskevych, Olexander | W | 3-1 |
| TT Cup | 2020/07/06 14:00 | Kovalchuk, Nazar v Oleskevych, Olexander | W | 3-2 |
| TT Cup | 2020/06/22 07:00 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/06/07 05:50 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/05/30 05:50 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/05/29 10:30 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/08/06 11:50 | Kovalchuk, Nazar v Boiko, Serhii | L | 2-3 |
| TT Cup | 2020/08/06 10:05 | Kovalchuk, Nazar v Pismenniy, Evgeniy | L | 2-3 |
| TT Cup | 2020/08/06 08:20 | Kovalchuk, Nazar v 슈체르바크, 데니스 | L | 1-3 |
| TT Cup | 2020/08/06 06:35 | Kovalchuk, Nazar v Baranovskiy, Sergey | W | 3-1 |
| TT Cup | 2020/08/06 04:50 | Kovalchuk, Nazar v Levadniy, Aleksandr | W | 3-0 |
| TT Cup | 2020/08/05 12:25 | Kovalchuk, Nazar v 슈체르바크, 데니스 | W | 3-2 |
| TT Cup | 2020/08/05 10:05 | Levadniy, Aleksandr v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/08/05 08:55 | Kovalchuk, Nazar v Pismenniy, Evgeniy | L | 2-3 |
| TT Cup | 2020/08/07 11:40 | Kushnyr, Vasiliy v Oleskevych, Olexander | L | 3-0 |
| TT Cup | 2020/08/07 10:30 | 디두크, 빅터 v Oleskevych, Olexander | L | 3-1 |
| TT Cup | 2020/08/07 09:55 | Oleskevych, Olexander v Danilyuk, Nazar | W | 3-2 |
| TT Cup | 2020/08/07 07:35 | Oleskevych, Olexander v Kushnyr, Vasiliy | L | 0-3 |
| TT Cup | 2020/08/07 05:50 | Oleskevych, Olexander v Verbyany, Vasily | L | 2-3 |
| TT Cup | 2020/08/06 11:40 | Danilyuk, Nazar v Oleskevych, Olexander | L | 3-0 |
| TT Cup | 2020/08/06 10:30 | Oleskevych, Olexander v Verbyany, Vasily | L | 1-3 |
| TT Cup | 2020/08/06 09:20 | Oleskevych, Olexander v Kushnyr, Vasiliy | L | 2-3 |