N Related subject areas > N.10 Natural sciences and technology > N.10.05 Information technology and computer science > N.10.05.04 Applied computer science > Search engine

... > V Economics > V.00 Economics > Goods > Intangible goods > Digital goods > Software > Search engine

... > V Economics > V.02 Microeconomics > V.02.01 Household economics > Intangible goods > Digital goods > Software > Search engine

... > W Economic sectors > W.19 ICT industry > W.19.05 Information Services > Digital goods > Software > Search engine

... > N Related subject areas > N.08 Culture and humanities > N.08.04 Communications and media > Digital media > Digital goods > Software > Search engine

... > N Related subject areas > N.08 Culture and humanities > N.08.04 Communications and media > Communication media > Digital media > Digital goods > Software > Search engine

... > W Economic sectors > W.29 Media Industries > Communication media > Digital media > Digital goods > Software > Search engine

... > W Economic sectors > W.29 Media Industries > Digital media > Digital goods > Software > Search engine

B Business economics > B.09 Business information systems > B.09.01 Information system components > Software > Search engine

... > N Related subject areas > N.10 Natural sciences and technology > N.10.05 Information technology and computer science > N.10.05.02 Computer programming and software > Software > Search engine