Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
technology shocks » technology shock, technology series, technology social
shocks attention » process attention, local attention, shock alienation
development from » development forum, development fund
attention note » attention some, attention model, attention et
20 development » 2 development, 2015 development, 2007 development
serbia mobile » media mobile, aerial mobile
note serbia » money serbia
costs 20 » costs 60, costs 2.3, costs 2.1
from car » from care, from cars, from carl

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

• Adding a wildcard symbol may retrieve word variants: technology shocks attention note serbia mobile communications costs 20 development from car.*.