Perhaps you should try some spelling variations:
models development » model development, module development, model developments
communication cost » communication costs, communication costa, communications costs
inflation crises » inflation crisis, inflation risks, inflation causes
development plan » development plans, development planning, development policy
3 communication » 4 communication, de communication, data communication
technology 3 » technology _, technology 1, technology 4
plan afrique » en afrique, l afrique, plan africa
3 inflation » _ inflation, 2 inflation, 6 inflation
crises case » crises east
cost models » cost model, logit models
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology 3 inflation crises case 3 communication cost models development plan afrique.*.