Re-introduce a feature which an early search engine (I think it was AltaVista) where you could specify a search term to be 'near' another.4. (more important in languages other than English) Allow you to specify that any tense, person or case of a search term be matched (eg if searching in French, *aller would match any of 'vais', 'vas', 'va', 'allons', 'allez', 'irai', 'all??mes' etc)5.