Perhaps you should try some spelling variations:
optic communication » optical communications, public communication, device communication
information 1.2 » information 1.5.2, information 2
developing last » developing east, developing waste, developing based
technologies 1 » technologies _, technologies 4, technologies 2
last accessed » all accessed
3 developing » 3 development
1.2 who » 11.2 who, 1.2 why, 5.2 who
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 1.2 who optic communication costs 3 developing last accessed.*.