Microsoft Research team at SIGIR 2010 in Geneva, Switzerland announcing enhancements to Web N-gram Services is now available free via cloud, help drive discovery and innovation by enabling scientists to conduct research on real-world, web data. Web N-gram Services support many research areas that've the potential to change lives, including natural language processing and empowering people to take advantage of the vast amounts of information available on the Internet via new web search capabilities. The service now also includes a predictive API in support of query-language models. Here's an example featuring Multiword tag clouds developed by Dr. Li Ding from RPI.
In the video, Kuansan Wang, offers a detailed explanation of Web N-gram Services: