Perhaps you should try some spelling variations:
bases communication » based communication, causes communication, mass communication
development middle » development models
innovation case » innovation based, innovation chapter, innovation center
middle africa » middle america, middle american
technology 2 » technology _, technology 1, technology 3
time bases » time based, time banks, time case
case time » scale time, waste time, same time
3 do » _ do, 1 do, 3 co

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 2 innovation case time bases communication ((3 do) OR (3 d)) development middle africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 2 innovation case time bases communication ((3 do) OR (3 d)) development middle africa.*.