Perhaps you should try some spelling variations:
communication burden » communication burkina, communication burma, communication sweden
development case » development china
4 communication » 3 communication, 5.4 communication, de communication
technologies 1 » technologies _, technologies 4, technologies 2
information 2 » information 3
burden human » burke human, green human, hidden human
case africa » cases africa, care africa, curse africa
2 do » _ do, 2 co, 2 de
do 4 » do _, do i, do a

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 1 information 2 do 4 communication burden human development case africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies 1 information 2 do 4 communication burden human development case africa.*.