Give each session one main job
Pick one weakness that clearly shows up in your fights. It might be first-hit aim, bad hotbar swaps, sloppy sprint resets or overchasing after one good hit. Build the session around improving that one thing.

Practice & Improvement
The fastest way to get better at Minecraft PvP is not endless random duels. It is focused sessions built around a single weakness, a clear drill and enough pressure to test whether the change actually holds.
Pick one weakness that clearly shows up in your fights. It might be first-hit aim, bad hotbar swaps, sloppy sprint resets or overchasing after one good hit. Build the session around improving that one thing.
If your issue is rod-to-sword confirms, then practice that sequence. If your issue is spacing on first engage, focus on neutral and movement reads. Random fighting only helps when it still exposes the weakness often enough to study.
Did the weak point improve under pressure or only in clean moments? If it only works in easy situations, your drill still needs adjustment.