Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
part communication » parte communication, post communication, put communication
development acute » development act, development route, development age
per development » power development, spur development, oer developments
relations 3.3 » relations 3.1, relations 6.3, relations 3.2
technology 3 » technology _, technology 1, technology 4
acute aortic » after aortic
3 relations » et relations, des relations
crisis part » crisis pt, crisis phase
3.3 crisis » 13.3 crisis, 3.1 crisis, 3.2 crisis

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

• Adding a wildcard symbol may retrieve word variants: technology 3 relations 3.3 crisis part communication cost per development acute aortic.*.