Perhaps you should try some spelling variations:
cause communication » causes communication, change communication, couple communication
item development » term development, site development, team development
development care » development case, development core, development cure
care africa » can africa, change africa, trade africa
a item » a items, _ item, 5 item
a des » a der, a das
a de » a die, a der, _ de

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 ((a de) OR (a des)) cause communication a item development care africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ information ((a de) OR (a des)) cause communication a item development care africa.*.