Perhaps you should try some spelling variations:
oral communication » personal communication
city development » capacity development, policy development, community development
development case » development china
technologies a » technologies _, technologies 4, technologies 2
information et » l'information et, information 2, information 1
a information » 2 information, 1 information
case africa » cases africa, care africa, curse africa
costs city » cost city
de oral » de otras, new oral

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information et de oral communication costs city development case africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information et de oral communication costs city development case africa.*.