Perhaps you should try some spelling variations:
development policies » development policy, development projects
communication model » communication media
cross development » crop development, process development, access development
2 communication » 3 communication, 4 communication, 1 communication
technology 5 » technology _, technology 1, technology 3
emissions de » emissions per, emissions _, emissions 4
5 emissions » _ emissions, 2 emissions, c emissions
politicas 2 » politics 2, politicas y, politicas e
model cross » model across, models across, model crisis

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

• Adding a wildcard symbol may retrieve word variants: technology 5 emissions de politicas 2 communication model cross development policies labor.*.