Perhaps you should try some spelling variations:
challenges information » challenges informality, challenge innovation, challenges oration
communication modes » communication model, communication des, communication media
has communication » mass communication, c's communication, chairs communication
de development » e development, ce development, de developpement
debt has » debt cash, debt a, debt how
modes de » mondes de, mode de, modeles de

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

• Performing a fuzzy search may retrieve terms with similar spellings: unique challenges information flows debt has communication modes de development _ africa.~.
• Adding a wildcard symbol may retrieve word variants: unique challenges information flows debt has communication modes de development _ africa.*.