Perhaps you should try some spelling variations:
bolt communication » about communication, iot communication, post communication
between developed » between development
developed cities » development cities, developing cities, developed countries
ethnologe des » ethnologie des, ethnologe das, ethnologie der
des relations » les relations, its relations, et relations
costs between » dots between, tests between, roads between
cities aortic » cities article, cities exotic, cities port
relations a » relations _
crisis bolt » crisis about, crisis box, crisis best
a crisis » 19 crisis

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

• Adding a wildcard symbol may retrieve word variants: ethnologe des relations a crisis bolt communication costs between developed cities aortic.*.