Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
yemen communication » yemen communications, human communication, open communication
technologies 2 » technologies _, technologies 4
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing e » developing _, developing a, developing east
context he » context has, context how, context 3
costs 2.3 » costs 4.2, costs 4.4
he yemen » _ yemen, 12 yemen
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information context he yemen communication costs 2.3 developing e africa.*.