Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
development manuel » developpement manuel, development model, development master
minor irrigation » micro irrigation, minor variation, runoff irrigation
smes development » sme development, sms development, pme's development
typologie minor » typologie eines, typologie einiger
irrigation user » irrigation users, irrigation use, irrigation under
des actors » des autors, des acteurs, des actions
user des » user fees, user gets, user fee
a smes » _ smes, 8 smes

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

• Adding a wildcard symbol may retrieve word variants: typologie minor irrigation user des actors communication a smes development manuel afrique.*.