Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developpement rural » development rural, developpement durable, development moral
de developpement » sme development
rural africa » rural area
de personal » der personal, des personal, de persona
gap de » gap die, cap de, gap d
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 _ information gap de personal communication a de developpement rural africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information gap de personal communication a de developpement rural africa.*.