Perhaps you should try some spelling variations:
better development » western development, between development, sector development
development acute » development act, development route, development age
technology trade » technology trends, technology transfer, technology transfers
trade relations » trade regulation
3 communication » 4 communication, de communication, data communication
costs better » costs matter, costs peter, crisis better
acute aortic » after aortic
relations 4 » relations _, relations a, relations 3
4 crisis » 1 crisis, 3 crisis, 19 crisis
crisis 3 » crisis _, crisis a, crisis 1

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

• Adding a wildcard symbol may retrieve word variants: technology trade relations 4 crisis 3 communication costs better development acute aortic.*.