Perhaps you should try some spelling variations:
communications serious » communications series, communications services, communication series
poverty developing » policy developing
3 communications » 3 communication, 2 communications, 4 communications
serious poverty » versus poverty
developing east » development east, developing a, developing asia
technologies 4 » technologies _
4 information » 2 information, 1 information
east afrique » east africa, east african, en afrique
3.2 des » 3.2 der, 3.2 das, 2.2 des
des 3 » des _

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3.2 des 3 communications serious poverty developing east afrique.*.