Perhaps you should try some spelling variations:
communication cross » communication costs
technology hamburg » technology hard
river development » driven development, water development, power development
12 communication » 1 communication, 10 communication, 13 communication
development pan » development plan, development plans, development japan
inflation 1 » inflation _, inflation a, inflation tax
cross river » cross over
der 12 » der 10, der 11, der 15
1 der » _ der, 2 der, 3 der
africanism. » africans.

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

• Adding a wildcard symbol may retrieve word variants: technology hamburg inflation 1 der 12 communication cross river development pan africanism.*.