I never thought of this! this is a road i definatley don want to go down! Im irish actually and our use of the english language is colourful to say the least... try this on for size..
"What about ye mucker. What's at? Your a tourist? Ha! We don't get many of your sort roun' here. What fillum are ye commin'ta see? Ack aye, sure a saw that lawst week and the guy turns out ta be a ghost. Not worf yer muny"
"hello friend. Are you good? A tourist?! ah I see!
We dont get many touists here. What film are you about to view? oh yes, i watched that myself, excellent viewing, at the end the star is actually a ghost too. Please spend your money on something more beneficial as I have just told you the whole story and ruined the film for you."
try applying the first paragraph to search! Even then have a look at cockney slang or jive!
Anyway, to get to the point, in regards to search and the whole use of quotes thing i reckon it will eventually become standard as time progresses, jsut need some one (aka major search engine) to maybe put it on their front pages!