Perhaps you should try some spelling variations:
communication across » communication cross, communicating across, communication about
optic communication » optical communications, public communication, device communication
child development » world development
development towns » development tools, development towards, development trends
technology 2 » technology _, technology 1, technology 3
across child » across high, across childhood, across paid
towns africa » works africa
from optic » from optical, from haptic, from optimal
gap from » gaps from, map from, gdp from

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information gap from optic communication across child development towns africa.*.