Perhaps you should try some spelling variations:
models development » model development, module development, model developments
communication cost » communication costs, communication costa, communications costs
development plan » development plans, development planning, development policy
inflation risks » inflation risk, inflation rates
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
cost models » cost model, logit models
risks case » risk case
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 risks case 3 communication cost models development plan afrique.*.