Steps to reproduce:
If you have Orion as your default browser, when you use spotlight to initialize a search engine search using Orion, the result will be that plus signs will be used as space characters instead of regular spaces, causing Google queries to produce results I wouldn't expect them to.
Normal spaces should be used instead of plus signs
Orion, OS version; hardware type:
Latest Orion Mobile, iOS 16.1, iPhone 12