Perhaps you should try some spelling variations:
communication effort » communication efforts, communication errors, communication et
third development » child development, shared development, toward development
technologies 1 » technologies _, technologies 4, technologies 2
information 1 » information 2, information 3, information 3.2
china afrique » china africa
effort third » effort toward
1 die » 2 die, 3 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 1 die _ communication effort third development china afrique.*.