Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
variation notes » variation models, variation des, variation forms
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation notes from guinea communications _ au developpement de l'afrique.*.