Perhaps you should try some spelling variations:
development revenue » development recent, development event, development release
information does » information der, information due, information duties
revenue afrique » revenue africa
does debt » does de
debt mass » debt cash, debt has, debt main
costs a » costs _, costs 4

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ information does debt mass communication costs a development revenue afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information does debt mass communication costs a development revenue afrique.*.