Perhaps you should try some spelling variations:
optical communication » optical communications, optic communication, political communication
communication skills » communication services, communication systems
information portals » information problems, information policies, information products
development use » development using, development under, development unit
technologies 1 » technologies _, technologies 4, technologies 2
b development » 2 development, 3 development, 1 development
portals 10 » portals _, portals 5, portals 6
10 optical » 10 optimal, 12 optical, 14 optical
skills b » skills _, skills a, skills 1

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 1 information portals 10 optical communication skills b development use africa.*.