Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
big communication » blog communication, 5g communication, de communication
developpement et » developpement des, developpement de, development east
information 3.1 » information 3.2, information 3.4, information 3.3
et afrique » en afrique, l afrique
3.1 does » 4.1 does, 2.3.1 does, 13.2 does
does big » goes big, does aid, does air

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 3.1 does big communication media leur developpement et afrique.*.