So in the Google example, if I travel from the UK to Germany with Brisish English as my language. Should I get google.co.uk, or google.de but in English? I ca

So in the Google example, if I travel from the UK to Germany with Brisish English as my language. Should I get google.co.uk, or google.de but in English? I can see a few problems, such as some results not having English pages and possibly not being able to use local search.