Perhaps you should try some spelling variations:
interviews selection » interview selection, interviewing selecting, interactions selection
methods interviews » methods overview
de communication » mobile communication, online communication
developpement en » developpement et, developpement des, developpement de
selection a » selection _, selection bias, selection 3.2
rade de » grade der, trade die, garde de
a rade » a race, a rare, a rate

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

• Adding a wildcard symbol may retrieve word variants: methods interviews selection a rade de communication costs _ developpement en afrique.*.