Perhaps you should try some spelling variations:
scars development » scar development, scale development, asia's development
development case » development china
4 communication » 3 communication, 5.4 communication, de communication
communication 3 » communication _, communication a
case africa » cases africa, care africa, curse africa
3 scars » _ scars, 3 cars, 3 sars
2 des » 2 der, a des, 3 des
2 das » 1 das

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies _ information ((2 des) OR (2 das)) 4 communication 3 scars development case africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ information ((2 des) OR (2 das)) 4 communication 3 scars development case africa.*.