Perhaps you should try some spelling variations:
better communication » written communication, external communication, disaster communication
technologies open » technologies offer, technologies other, technologies can
des developpement » des developpements, de developpement, le developpement
developpement de » developpement des, developpement durable
dot better » do better, dog better, does better
a dot » _ dot
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies open innovation a dot better communication a des developpement de l'afrique.*.