Electronic information resource searching Internet searching 13 Information retrieval 9 Research 7 Computer network resources 5 Methodology 5 Internet research 4 Knowledge management 4 Database searching 3 Internet 3 Psychology 3 Social sciences 3 Boolean logic 2 Business 2 Communication in science 2 Computational intelligence 2 Computer logic 2 Congresses 2 DIALOG (Information retrieval system) 2 Databases 2 Electronic information resources 2 Evaluation 2 Information resources 2 Information storage and retrieval system 2 Information storage and retrieval systems 2 Information technology 2 Mobile communication systems in education 2 Online bibliographic searching 2 Online information services 2 Problems, exercises, etc 2