Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
isolation target » inflation target, inflation targets, invocation target
from isolation » from innovation, from imitation, from information
developing en » developing e, developing eq, developing egg
target chile » target while, market chile, target file
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology from isolation target chile 3.1 communication costs 4 developing en afrique.*.