Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
data communication » data communications
models development » model development, module development, model developments
relations do » relations du, relations das, relations der
costa models » cost models, cost model, copula models
china dank » china data, china den, china daqing
one data » phone data, ozone data, core data
do one » de one, does one

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

• Adding a wildcard symbol may retrieve word variants: technology _ relations do one data communication costa models development china dank.*.