Perhaps you should try some spelling variations:
oral communication » personal communication
information gaps » information gap
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
a afrique » l afrique, en afrique
gaps de » gaps do, camps de, gaps new
de oral » de otras, new oral
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 a information gaps de oral communication costs a development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information gaps de oral communication costs a development a afrique.*.