Perhaps you should try some spelling variations:
communication cross » communication costs
post communication » postal communication, iot communication, put communication
technology trends » technology thesis, technology trade, technology tools
level development » levels development, legal development, uneven development
development plans » development planning, development policy, development policies
trends reduction » trends education, trends predication, stress reduction
reduction 1.1 » reduction 3.1, reduction 5.1, reduction 1.2
crisis post » crisis past, crisis pt, crisis part
cross level » across levels
1.1 crisis » 11 crisis, 2.1 crisis, 3.1 crisis

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

• Adding a wildcard symbol may retrieve word variants: technology trends reduction 1.1 crisis post communication cross level development plans _.*.