Perhaps you should try some spelling variations:
true communication » truth communication, time communication, stroke communication
communication cost » communication costs, communication costa, communications costs
models development » model development, module development, model developments
development after » developments after, development master, development matter
technology e » technology 1, technology 3, technology 4
e relations » 3 relations, 1 relations, des relations
primes true » crime true
cost models » cost model, logit models
after dar » after dark, after car, after das

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

• Adding a wildcard symbol may retrieve word variants: technology e relations _ primes true communication cost models development after dar.*.