Tweets will be visible in Google search results as soon as they are posted. It is likely to start by June. A Google spokeswoman on Thursday confirmed the partnership between the two companies.

Twitter and Google engineers have started working on the project. However, the terms of deal were not disclosed. The tweets will start showing up on Google later this year, according to sources.

Google previously had to crawl Twitter's site for the information, which will now come automatically from Twitter.

Google had a similar arrangement with Twitter back in 2009. Twitter’s feed became a core part of a Google real-time search feature under which it served up fresh content from Twitter and a variety of other sources, including Facebook, Myspace, FriendFeed, Jaiku and