Perhaps you should try some spelling variations:
chile communications » china communications, machine communications, mobile communications
communications costs » communication costs, communications _
technologies varies » technologies series, technologies barriers, technologies value
varies formulating » various formulations, paraji formulating, re formulating
4 development » 2 development, 4 developing
use chile » use china, de chile, use agile
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologies varies formulating _ use chile communications costs 4 development a areas.*.