Perhaps you should try some spelling variations:
technologies exist » technologies bit, technologies series, technologies art
oral communication » personal communication
exist information » ist information, existing information, export information
information case » information based, information can, information costs
development co » development case, development china
4 development » 2 development, 4 developing
co africa » can africa, do african, 1 africa
case new » use new
new oral » new moral, knew moral, new rural
costs 4 » costs _, costs a, costs 4.2

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies exist information case new oral communication costs 4 development co africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies exist information case new oral communication costs 4 development co africa.*.