Sure. All the available search engines are selected as a default on FrostWire. If you don't like to see results form any in particular or want to narrow down your search engines to just one favorite one go to:
- FrostWire's main menu (by tapping on FrostWire logo in upper left corner)
- Select 'Settings'
- Select 'Search Settings'.
- Tick on/off any serch engines you would like to use