Perhaps you should try some spelling variations:
hazard communication » towards communication, based communication, brand communication
technologies used » technologies based, technology used, technologies _
communication 3.5 » communication 23.5, communication 3.3, communication 3.2
used informal » based informal, needs informal, vs informal
channels one » channels jane, channels role, channels new
3 developing » 3 development
developing e » developing _, developing a, developing east
one hazard » among hazard
e afrique » en afrique, l afrique, de l'afrique
3.5 3 » 3.5 _, 3.5 a, 3.5 f

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

• Adding a wildcard symbol may retrieve word variants: technologies used informal channels one hazard communication 3.5 3 developing e afrique.*.