Perhaps you should try some spelling variations:
oral communication » personal communication
can information » von information, von informationen
aid development » rapid development, land development, wind development
technology can » technology change, technology 1, technology 2.2
information et » l'information et, information 2, information 1
systems aid » systems andy, systems asia, systems a
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: technology can information et de oral communication systems aid development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology can information et de oral communication systems aid development _ afrique.*.