Perhaps you should try some spelling variations:
development computer » development chapter, development committee, development companies
developing country » developing countries
hole developing » role developing, some developing, done developing
der software » adept software, free software, a software
web hole » web holes, web how, new hole

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( der software development computer programs. ) or ( web hole developing country program. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( der software development computer programs. ) OR ( web hole developing country program. )).
• Adding a wildcard symbol may retrieve word variants: (( der software development computer programs. ) or ( web hole developing country program. ))*.