Perhaps you should try some spelling variations:
china's communications » china communications, china communication, crisis communications
communications 11 » communication 11, communications 1, communications 14
trade development » software development
de variation » der variation, die variation, does variation
variation 6 » variation _, variations _, variation des
can china's » china china's
theorie de » theorie der, theorie des, theorie die
11 trade » 1.1 trade, 1 trade, 10 trade
6 can » _ can, 3 can, 4 can

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

• Adding a wildcard symbol may retrieve word variants: theorie de variation 6 can china's communications 11 trade development 1 africa.*.