Perhaps you should try some spelling variations:
visual communication » oral communication, personal communication
developmental trade » development trade, developmental state, developmental stage
a developmental » _ developmental, a development
technologies 2 » technologies _, technologies 4
information 2 » information 3
trade africa » trade area
der visual » does visual, new visual, erm visual
costs a » costs _, costs 4
2 der » _ der

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 der visual communication costs a developmental trade africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2 der visual communication costs a developmental trade africa.*.