Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
vote communication » voice communication, ante communication, remote communication
der developpement » de developpement, des developpements, leur developpement
based formative » based information
formative speed » formative peer, information speed
des afrique » en afrique, de l'afrique
speed la » speed has, speed _, speed up
la vote » la cote, a vote, la voie
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: technologies based formative speed la vote communication a der developpement des afrique.*.