Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information channels » information exchanges, informal channels, information centers
communication 3.2 » communication 3.3, communication 3.4, communication 2
technologies pt » technologies _, technologies 4, technologies 2
pt information » ct information, plot information, get information
4 development » 2 development, 4 developing
channels de » channels new, channels _, channels 4
de downward » _ downward, a downward, 2.5 downward
1 afrique » l afrique, en afrique, 1 enrique
3.2 4 » 3.2 _, 3.2 a, 3.2 k

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

• Adding a wildcard symbol may retrieve word variants: technologies pt information channels de downward communication 3.2 4 development 1 afrique.*.