Perhaps you should try some spelling variations:
communication raised » communication revised, communication based, communication united
water development » career development, sector development
4 communication » 3 communication, 5.4 communication, de communication
technology 1.4 » technology 10.4, technology 14.4, technology 1.1
1.4 relations » 1.2 relations, 2.4 relations, 4.4 relations
raised water » based water, raised after, piped water
relations a » relations _
a crisis » 19 crisis
crisis 4 » 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 1.4 relations a crisis 4 communication raised water development _ aortic.*.