Perhaps you should try some spelling variations:
information office » information officers, information officer's, information notice
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
technologies e » technologies et, technologies _, technologies 4
e information » e informacion, age information, die information
4 developing » 3 developing
2013 4.1 » 2013 2.1, 2013 4.3, 2013 4.6
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies e information office 2013 4.1 communication costs 4 developing _ africa.*.