Perhaps you should try some spelling variations:
developments state » developmental state, development stage, developmental states
oral communication » personal communication
key developments » key development, new developments, _ developments
gap information » sap information, amp information, erp information
technology gap » technology 1, technology 2.2, technology 3
information 3 » information 2
state africa » trade africa
costs key » costs amy
16 oral » 16 moral, 1 oral, 10 oral
3 16 » 13 16, 3 1, _ 16

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

• Adding a wildcard symbol may retrieve word variants: technology gap information 3 16 oral communication costs key developments state africa.*.