Perhaps you should try some spelling variations:
information officer's » information officers
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
technologies age » technologies stage, technologies case, technologies a
age information » care information, rate information, die information
officer's 2013 » office 2013
a developing » a development
2013 2.1 » 2013 2.3, 2013 2.2, 2013 2.5
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies age information officer's 2013 2.1 communication costs a developing _ africa.*.