Perhaps you should try some spelling variations:
technologies patents » technologies part, technologies past, technologies peter
patents information » patent information, patient information, contents information
information costs » information contents, information centers, information content
vs communications » vos communications, les communications, nps communications
de developpement » sme development
developpement de » developpement des, developpement durable
costs dr » costs _, costs 4, costs a
dr vs » dr v, dr hs

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

• Adding a wildcard symbol may retrieve word variants: technologies patents information costs dr vs communications _ de developpement de l'afrique.*.