Perhaps you should try some spelling variations:
technologies species » technologies series, technologies policies, technologies selected
active communication » reactive communication, proactive communication, actions communication
species population » special populations, societe population, spatial population
population changes » population change, population census, population center
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
changes und » changes used, changes did, changes us
und active » und aktive, und enactive, under active
costs 4 » costs _, costs a, costs 4.2
1 areas » 1 area, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologies species population changes und active communication costs 4 developing 1 areas.*.