Perhaps you should try some spelling variations:
trough communication » through communication, thought communication, touch communication
deux developpements » des developpements, de developpement, du developpement
technologies used » technologies based, technology used, technologies _
developpements en » developpement en, developpement et, developpements de
used innovation » user innovation, use innovation, based innovation
communication 2 » communication _, communication a, communication 3
innovation 2 » innovation 1, innovation 4, innovation 3
each trough » search through, peace through, death through
2 each » 2 teach, _ each, 0 each
2 deux » a deux

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

• Adding a wildcard symbol may retrieve word variants: technologies used innovation 2 each trough communication 2 deux developpements en afrique.*.