Perhaps you should try some spelling variations:
model transformation » der transformation, social transformation, rural transformation
technologies model » technological model, technologies modelling, technological models
development banks » development bank
a communicative » _ communicative, a communication, la communication
banks africa » bank's africa, bank africa, bank african
up a » up _
12 a » 1 a, 12 _, 19 a

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: "technologies model transformation _ up a communicative ((12 a) OR (2 a)) development banks africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies model transformation _ up a communicative ((12 a) OR (2 a)) development banks africa.*.