Perhaps you should try some spelling variations:
opec communication » open communication, optic communication, ec communication
technologies time » technologies tme, technologies table, technologies bit
cause development » case development, course development, care development
development state » development stage, developmental state, redevelopment state
time information » price information, trade information, more information
information code » information model, information case, information cost
communication pt » communication 3, communication 1, communication 2
state africa » trade africa
code der » code oder, codes der, code de
der opec » der oper, des opec, der opfer
pt cause » its cause, _ cause, a cause

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

• Adding a wildcard symbol may retrieve word variants: technologies time information code der opec communication pt cause development state africa.*.