Perhaps you should try some spelling variations:
worked communication » work communication, world communication, linked communication
trade development » software development
development des » development does, development desd, development ds
10 information » 1 information, 2 information, 3 information
technology 10 » technology 110, technology 1, technology 11
information 3 » information 2
des afrique » en afrique, de l'afrique
has worked » what worked, a worked, years worked
3 has » 3 das, _ has, 3 gas

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

• Adding a wildcard symbol may retrieve word variants: technology 10 information 3 has worked communication a trade development des afrique.*.