Abstract: The invention provides a search engine comprising firstly an indexing module for indexing resources accessible on a computer network to create and update and indexing database, and secondly a search module for searching resources on the network and adapted to interrogate the indexing database on the basis of a request formulated by a user and to respond by supplying the URLs of resources corresponding to the request, the indexing module having means for collecting main resources, means for extracting dependent resources from the main resources, and means for indexing resources to extract descriptors therefrom. In addition, the indexing module further comprises association means for associating each dependent resource with no more than one main resource as a function of hypertext type links between the dependent resources and the main resource.