Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
communications barry » communications clarke, communications market, communications theory
codes developpement » de developpement, code development, des developpements
developpement en » developpement et, developpement des, developpement de
variation des » variation _, variation 6, variation series
6 variation » 6 variations, _ variation, 2 variation
barry codes » bar codes, binary codes
typology 6 » typology _, typology 4.1

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

• Adding a wildcard symbol may retrieve word variants: typology 6 variation des _ rural communications barry codes developpement en afrique.*.