Architectural structure & design 16 Architecture 8 History of architecture 5 Theory of architecture 5 City & town planning - architectural aspects 4 Architecture: professional practice 3 Engineering graphics & technical drawing 3 Environmentally-friendly architecture & design 3 Urban communities 3 Building construction & materials 2 Other manufacturing technologies 2 Sociology 2 Sociology & anthropology 2 Urban & municipal planning 2 Civil engineering, surveying & building 1 Croatia 1 Drawing & drawings 1 Educational: Art & design 1 History of art / art & design styles 1 History of art: Byzantine & Medieval art c 500 CE to c 1400 1 Inventions & inventors 1 Landscape art & architecture 1 Public buildings: civic, commercial, industrial, etc 1 Sociology: family & relationships 1 Sociology: work & labour 1 Technical design 1 Theory of art 1 User interface design & usability 1