Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
information centre » information centers, information contents
nets communication » lea's communication, mass communication, c's communication
based information » basic information, based innovation, land information
developing asia » development asia, developing a
a developing » a development
asia africa » cpia africa, china africa
centre der » centre de, centre des, centres de
der nets » der neue, bed nets, der new
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 based information centre der nets communication costs a developing asia africa.*.