Perhaps you should try some spelling variations:
communication between » communication networks
developpement de » developpement des, developpement durable
2.2 formulation » 2.2 formulations, 1.2 formulation, 2.1 formulation
1 developpement » de developpement, le developpement, et developpement
technology 2.2 » technology _, technology 1, technology 3
formulation do » formulation de, formulation du, formulation des
de afrique » de l'afrique, en afrique, l afrique
dogs risk » does risk, iugs risk, loss risk
between 1 » between c1, between _, between a
do dogs » do does

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 formulation do dogs risk communication between 1 developpement de afrique.*.