Perhaps you should try some spelling variations:
developments completed » developments complexes, development computer, development companies
model developments » model development, modern developments, code developments
completed projects » completed project, complete project, complex projects
development der » development under, development does, development deal
der programm » der programme, dem programm, des programm
deb model » web model, gmeb model, 1e model

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

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