Perhaps you should try some spelling variations:
technologies lasers » technologies ser, technologies based, technologies case
information content » information contents, information centers, information centre
lasers information » users information, waters information, careers information
de communication » mobile communication, online communication
14.3 developing » 1.3 developing, 10.3 developing, 14.1 developing
content der » content does, content get, intent der
costs 14.3 » costs 4.3, costs 12.3, costs 15.3

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

• Adding a wildcard symbol may retrieve word variants: technologies lasers information content der de communication costs 14.3 developing _ africa.*.