Perhaps you should try some spelling variations:
matter communication » master communication, better communication, water communication
safe development » safety development, scale development, state development
communication 3 » communication _, communication a
technologies 2 » technologies _, technologies 4
development d » development ds, development 1, development did
d afrique » l afrique, en afrique, de l'afrique
3 safe » _ safe, a safe, 1 safe
3 has » 3 das, 3 gas, 1 has
_ has » _ his

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 2 information ((3 has) OR (_ has)) matter communication 3 safe development d afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((3 has) OR (_ has)) matter communication 3 safe development d afrique.*.