Perhaps you should try some spelling variations:
technologies could » technologies co, technologies cohort, technologies based
oral communication » personal communication
could information » world information, child information, coded information
information gaps » information gap
development aid » development a, development africa, development agenda
gaps de » gaps do, camps de, gaps new
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 could information gaps de oral communication media _ development aid afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies could information gaps de oral communication media _ development aid afrique.*.