Perhaps you should try some spelling variations:
models developments » model developments, models development, model development
truth communication » trough communication, touch communication, true communication
communication cost » communication costs, communication costa, communications costs
technology shock » technology shocks, technology social, technology study
shock relation » shot relation, shock alienation, shock prevention
relation type » relation types, selection type, relation de
cost models » cost model, logit models
prime » price, crime

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

• Adding a wildcard symbol may retrieve word variants: technology shock relation type prime truth communication cost models developments _ north.*.