Perhaps you should try some spelling variations:
models developments » model developments, models development, model development
communications cost » communications costs, communications cross, communication costs
5.4 communications » 5.4 communication, 1.4 communication, 14 communications
developments east » development east, development fast, development past
informacion en » informacion de, informacion y, information eine
a informacion » la informacion, a information, 4 informacion
technology a » technology 1, technology 3, technology 4
east afrique » east africa, east african, en afrique
cost models » cost model, logit models
face 5.4 » force 5.4, face 4
en face » en fase, en france, when face

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

• Adding a wildcard symbol may retrieve word variants: technology a informacion en face 5.4 communications cost models developments east afrique.*.