I google R stuff all the time and it is a pain in the ass. Google has gotten a lot better recently (or I've been lucky).
Adding "lang" to the end helps. It's a trend for non-single-letter languages (hacklang, golang, etc) but seems to work for R & C too.
If I'd known computer science was going to be like this, I'd never have given up being a rock 'n' roll star. -- G. Hirst