Perhaps you should try some spelling variations:
mouth communications » south communications, month communication, truth communication
communications costs » communication costs, communications _
modern developments » model development, power developments, major developments
developments from » development from, developments after, developments _
study relation » study regulation, study selection, study iteration
crises mouth » crises south, crises costs, crises model
costs modern » costs money, texts modern
relation a » relation _, relational _, relation zur
a crises » _ crises, a crisis, 2 crises

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

• Adding a wildcard symbol may retrieve word variants: technology study relation a crises mouth communications costs modern developments from data.*.