Perhaps you should try some spelling variations:
communications cross » communication cross, communications costs, communication across
wave communications » face communications, data communications, faso communications
technologies 2 » technologies _, technologies 4
information 2 » information 3
3 developing » 3 development
aid wave » aid we, aid case, aid five
cross 3 » cross _, cross 1, cross c
4 areal » 4 real, 2 areal, 4 areas
_ areal » _ area, _ areas, _ aral
2 aid » _ aid, 2 aim, 2 air

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 aid wave communications cross 3 developing ((4 areal) OR (_ areal)).~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2 aid wave communications cross 3 developing ((4 areal) OR (_ areal)).*.