Search tools made clever By Paul Taylor ..My browser home pages point to Google, or more precisely iGoogle, the personalised version, which I have set up to display an array of news, blog and other data. But that does not mean Google - and any of the other general purpose search engines - are always the best tools for finding information, especially if you are interested in tracking trends, opinions and relationships. For this you need to tap into next-generation "semantic" search tools, such as Hakia ( www.hakia. com ) , that try to understand the concept of a search query using techniques such as sentence analysis . Most other leading search engines rely mainly on analysing keywords.... Posted at: http://www.ft.com/cms/s/2b5ab38a-d5e7-11dc-bbb2-0000779fd2ac,Authorised=false.html?_i_location=http%3A%2F%2Fwww.ft.com%2Fcms%2Fs%2F0%2F2b5ab38a-d5e7-11dc-bbb2-0000779fd2ac.html%3Fnclick_check%3D1&_i_referer=&nclick_check=1