Perhaps you should try some spelling variations:
visual communication » oral communication, personal communication
strategy africa » strategy asia
information a » information age, information about
know visual » new visual, non visual
costs 2 » costs 20, costs _, costs 4
a know » a known, _ know, i know

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 a know visual communication costs 2 development strategy africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information a know visual communication costs 2 development strategy africa.*.