Perhaps you should try some spelling variations:
communication class » communication cross, communication case, communication crisis
true communication » truth communication, time communication, stroke communication
technology shocks » technology shock, technology series, technology social
shocks relations » blacks relations, sorts relations, shock simulations
development from » development forum, development fund
relations das » relations data, relations a, relations der
class sector » class vector, cross sector, across sector
prices true » prices trade, prices table, prices taxes
das prices » gas prices, gas price, do prices
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 relations das prices true communication class sector development from car.*.