Perhaps you should try some spelling variations:
5.5 communication » 3.5 communication, 2.5 communication, 5.5.2 communication
information what » information war, information when, information wants
development east » development southeast, development 1
can information » von information, von informationen
technology can » technology change, technology 1, technology 2.2
east afrique » east africa, east african, en afrique
what rates » what creates, heat rates, what roles
rates 5.5 » rates 4.5, rates 5.2, rates 4.2
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: technology can information what rates 5.5 communication costs a development east afrique.*.