Perhaps you should try some spelling variations:
communications cross » communication cross, communications costs, communication across
peer communications » speed communications, paper communications, peru communications
technologies 2 » technologies _, technologies 4
4 developing » 3 developing
developing e » developing _, developing a, developing east
cross 4 » cross _, cross 1, cross c
e areas » 1 areas, 2 areas, 4 areas

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 ((2 der) OR (_ der)) peer communications cross 4 developing e areas.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((2 der) OR (_ der)) peer communications cross 4 developing e areas.*.