https://www.google.com/search?q=string
Judge for yourself whether context matters. I suppose the results will differ from person to person, but I feel comfortable saying that while Duckduckgo isn't a lost cause, it contains a lot of bullshit to filter through. Example:
> STRING: functional protein association networks > STRING is part of the ELIXIR infrastructure: it is one of > ELIXIR's Core Data Resources. Learn more > ...
I mean ... really ? I suppose it must be a string, but, and maybe this is just me, I'm not looking for genetic manipulation tips or databases when I search for "string".