Perhaps you should try some spelling variations:
development matter » development matters, development master, development pattern
2.3 communication » 3.2 communication, de communication, 4 communication
using development » housing development, during development, bring development
retention rates » repetition rates
technology 1 » technology _
rates policy » rate policy, states policy, frames policy
1 retention » _ retention, 4.1 retention, n2 retention
costs using » tests using, costs arising, costs missing
policy 2.3 » policy 2.1, policy 3.3, policy 2.2
matter a » matter _

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

• Adding a wildcard symbol may retrieve word variants: technology 1 retention rates policy 2.3 communication costs using development matter a.*.