Intelligent search engine is an effective tool for solving many bottleneck problems in network information retrieval. It involves acquiring, preprocessing, representing and integrating data and information available at different levels of services （such as HTML/XML/RDF/OWL etc） and eventually converts them into useful intelligent semantic information of each do- main. This paper proposed firstly a systemic framework for building （semi-） automatically ontology learning from Web pages and considered some key problems about extracti...
