Perhaps you should try some spelling variations:
factors communication » actors communication, fracture communication, actions communication
developpement works » development works, development work, developpement des
technology concept » technology content, technology contents, technology choice
der developpement » de developpement, des developpements, leur developpement
five factors » side factors, time factors
works africa » towns africa
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 concept formation _ five factors communication a der developpement works africa.*.