Perhaps you should try some spelling variations:
communication costly » communication costs, communication costa, communications costs
development pattern » development patterns, development matters, developmental patterns
trade development » software development
pt communication » put communication, et communication, post communication
pattern aortic » after aortic
regulation 11 » regulation 1, regulation 3.1, regulation 4.1
technology 1 » technology _
1 regulation » 10 regulation, 15 regulation, 11 regulation
costly trade » costs trade, country trade, costly than
11 crisis » 19 crisis, 1 crisis, 3 crisis
crisis pt » crisis _, crisis a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 regulation 11 crisis pt communication costly trade development pattern aortic.*.