Perhaps you should try some spelling variations:
factors communication » actors communication, fracture communication, actions communication
technology content » technological content, technology component, terminology contents
content formation » content information, concept formation, contents information
der developpement » de developpement, des developpements, leur developpement
developpement use » developpement une, developpement de, development use
time factors » side factors, five factors, three factors
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technology content formation _ time factors communication a der developpement use africa.*.