Perhaps you should try some spelling variations:
personal communication » interpersonal communication
development studies » development series, development services, development strategies
case development » care development, based development, scale development
technologies 2 » technologies _, technologies 4
information 2 » information 3
die personal » die personale, de personal, die persona

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 2 information 2 die personal communication _ case development studies afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2 die personal communication _ case development studies afrique.*.