Perhaps you should try some spelling variations:
technologies value » technologies volume, technologies varies, technologies case
value information » values information, valuable information, care information
de communication » mobile communication, online communication
3.3 developing » 4 developing, 2 developing, 1 developing
contents 3.1 » contents 1, contents _, contents map
developing e » developing _, developing a, developing east
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
e africa » em africa, de africa, eu africa
3.1 de » 3.1 die, 3.1 der, 3.1 def

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

• Adding a wildcard symbol may retrieve word variants: technologies value information contents 3.1 de communication costs 3.3 developing e africa.*.