Perhaps you should try some spelling variations:
data communication » data communications
communication from » communication 3, communication 1, communication 3.3
label development » level development, labs development, global development
information 3 » information 2
from label » from late, from labor, from lab
cge data » age data, wage data, care data
3 cge » a cge, _ cge, 3 age

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 3 cge data communication from label development index afrique.*.