Perhaps you should try some spelling variations:
communication reset » communication present, communication set, communication revised
vector development » sector development, sector developments, factor development
technology class » technology glass, technology case, technology cross
el communication » cell communication, real communication, 3 communication
class relations » les relations, class recreation
relations 3.2 » relations 3.1, relations 2, relations 2.1
reset vector » cost vector, user vector
3.2 crisis » 13.2 crisis, 3.1 crisis, 2.2 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 class relations 3.2 crisis el communication reset vector development fund aortic.*.