Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
technologies chief » technologies case, technologies chapter, technologies cookies
la communication » data communication, data communications
development en » developpement en, development menu, development eco
information a » information age, information about
a de » a die, a der, a des

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies chief information a de la communication modes _ development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies chief information a de la communication modes _ development en afrique.*.