Perhaps you should try some spelling variations:
model communication » modern communication, moral communication, modeling communication
transition series » transition period, transition countries
technologien fur » technologien des, technologien und, technologies 2
fur transition » zur transition, fur transitional, der transition
series model » series models, series index
developing 4 » developing _, developing a, developing e
model model » models model, model code
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien fur transition series model model communication costs _ developing 4 areas.*.