Perhaps you should try some spelling variations:
development wages » development stages, development age, development water
site development » sme development, mine development, estate development
communication en » communications en, communication et, communication el
1 communication » 10 communication, 3 communication, 4 communication
technologies 2 » technologies _, technologies 4
wages africa » rates africa, works africa, yes africa
en site » en sante, key site, new site
1.2 r » 1.2 a

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 2 information ((1.2 r) OR (1.2 _)) 1 communication en site development wages africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((1.2 r) OR (1.2 _)) 1 communication en site development wages africa.*.