Perhaps you should try some spelling variations:
data communication » data communications
case development » care development, based development, scale development
technology iran » technology iraq, technology ireland, technology israel
communication 1 » communication _, communication a, communication 3
iran relations » iran's relations, urban relations, iraqi relations
1 case » 3.1 case, 4.1 case

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: "technology iran relations ((a price) OR (a primer)) data communication 1 case development _ artic.~".
• Adding a wildcard symbol may retrieve word variants: technology iran relations ((a price) OR (a primer)) data communication 1 case development _ artic.*.