Perhaps you should try some spelling variations:
development computer » development chapter, development committee, development companies
trade development » software development
model development » local development, social development, global development
computer process » computer prices, computer processing, computer problems
development der » development under, development does, development deal
der programm » der programme, dem programm, des programm
web model » deb model, gmeb model, 3b model

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( _ trade development der programm. ) or ( web model development computer process. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( _ trade development der programm. ) OR ( web model development computer process. )).
• Adding a wildcard symbol may retrieve word variants: (( _ trade development der programm. ) or ( web model development computer process. ))*.