I'm Dutch, so I have to switch languages often as well. I don't think I get what you're trying to explain. Could you provide some examples?
If I search for an English error message, I.. search for that message. If I search for a Dutch person, I look him up on the Dutch Wikipedia if he's well-known enough.
If I search for an English error message, I.. search for that message. If I search for a Dutch person, I look him up on the Dutch Wikipedia if he's well-known enough.