Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
have relationship » hate relationship, name relationship, change relationship
el communications » cell communications, sepl communications, 10 communications
scale development » estate development, trade development, sme development
relationship 3.1 » relationship 3.4, relationship 4.1, relationship 5.1
technology have » technology hard, technology has, technologies have
costs scale » cost scale, costs case, costs sales
3.1 crisis » 2.1 crisis, 3 crisis, 11 crisis
crisis el » 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 have relationship 3.1 crisis el communications costs scale development _ aortic.*.