Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
technologies chief » technologies case, technologies chapter, technologies cookies
oral communication » personal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
modes de » mondes de, mode de, modeles de

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 about _ oral communication modes de developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies chief information about _ oral communication modes de developpement en afrique.*.