Perhaps you should try some spelling variations:
optic communication » optical communications, public communication, device communication
mental development » mineral development, capital development, spatial development
technologies some » technologies soil, technologies stage, technologies ser
some information » more information, time information, one information
development use » development using, development under, development unit
systems mental » systems central, systems parental, systems medical
information 3 » information 2
1 optic » _ optic, 10 optics, 11 optics

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies some information 3 1 optic communication systems mental development use africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies some information 3 1 optic communication systems mental development use africa.*.