As reported in the pages of unofficial blog Google Operatin System, recently began a search engine perceive the punctuation entered in the search bar as queries. Further, Google gives users the results that are relevant to such inquiries.
For example, if the search string “score” the sign [%], the search engine will show the results of the grant, the relevant inquiry [percent sign] (percent sign). It should be noted that to date the results are shown in English regardless of the issue of what language is specified in the interface settings.
So, Google provides relevant search results for the characters: [.] [,] [:] [;], [#] [%], [@], [^], ), [~ ], [|], [“], [<], [$].