Perhaps you should try some spelling variations:
models developments » model developments, models development, model development
month communication » mouth communications, south communications, touch communication
communication cost » communication costs, communication costa, communications costs
developments from » development from, developments after, developments _
technology shot » technology shock, technology set, technology soc
shot relation » shape relation
relation von » regulation von, korrelation von, relation _
river month » river mouth, river south, river length
cost models » cost model, logit models
von river » von ritter, fox river, han river
from dead » from ideas, from dem, from deep

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

• Adding a wildcard symbol may retrieve word variants: technology shot relation von river month communication cost models developments from dead.*.