Perhaps you should try some spelling variations:
cooperation costs » operation costs, cooperation across, cooperation case
developpement en » developpement et, developpement des, developpement de
4 developpement » de developpement, le developpement, et developpement
pt information » ct information, plot information, get information
technology pt » technology 1, technology 3, technology 4
information 3 » information 2
model sector » model vector, modern sector, del sector
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: technology pt information 3 model sector cooperation costs 4 developpement en afrique.*.