Perhaps you should try some spelling variations:
communication cross » communication costs
aged communication » based communication, ageist communication, aided communications
development matter » development matters, development master, development pattern
agro development » macro development, pro development, zero development
technology 1.4 » technology 10.4, technology 14.4, technology 1.1
1.4 relations » 1.2 relations, 2.4 relations, 4.4 relations
relations 3.1 » relations 2.1, relations 1, relations _
matter aortic » after aortic
crisis aged » crisis agenda, crisis changed, crisis after
3.1 crisis » 2.1 crisis, 3 crisis, 11 crisis
cross agro » across agro, cross age

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

• Adding a wildcard symbol may retrieve word variants: technology 1.4 relations 3.1 crisis aged communication cross agro development matter aortic.*.