- Select the search bar to edit the search.
- Choose Advanced Search to combine searches from your search history.
- Select which sets you want to combine by checking the boxes.
- Then select Combine Sets and choose your operator. This results in a new combined set that you can Add to query.

Copy-and-paste version of search:
- ("AI" OR "artificial intelligence") AND ("climate change*" AND ("environmental impact*" OR "ecological impact*"))