Architecture 85 City & town planning - architectural aspects 70 History of architecture 53 History of engineering & technology 41 Landscape art & architecture 40 Urban & municipal planning 34 Urban communities 33 Artificial intelligence 32 Theory of architecture 32 Technology: general issues 31 History 26 Archaeology 25 Environmentally-friendly architecture & design 25 Research & information: general 25 Software Engineering 23 Computer networking & communications 20 Computer science 20 Landscape archaeology 20 The arts 20 Industrialisation & industrial history 19 Architecture: professional practice 18 Industrial archaeology 18 Media studies 18 Sociology 18 Applied ecology 17 Architectural structure & design 16 Information architecture 16 Computer architecture & logic design 15 Business mathematics & systems 14 Humanities 14