Ctrl+shift+tab - goes to the prior tab Ctrl+tab - goes forward to the next tab.
If you have multiple browsers open…
Alt+tab to go to the prior app then try above.
For the accidentally closed tab - Ctrl+shift+t to open the most recently closed tab
If flailing through these doesn’t get you there, you’re boned.
I know I’m not exactly hitting the mark, have you looked at kagi? You can personalize the weighting of results from certain sites. You can also add lenses which will let you drive results to forums, programming, academia, etc.
To me it was a bit like reliving the early days of google with the don’t be evil mantra still in tact.
Let me also say, it appears to be privacy respecting.
It has been good for me so far. If someone sees a reason I should run away from this, please let me know why and what we all should use instead, I’d appreciate it!