Perhaps you should try some spelling variations:
health communication » data communication
communication cost » communication costs, communication costa, communications costs
rural development » social development
development case » development china
technology cost » technology case, technology can, technology choice
cost reductions » cost reduction
promote health » promoting health, private health
reductions co » reductions two, reductions _, reductions 3
co promote » can promote, you promote, _ promote
case data » cases data, base data, use data

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

• Adding a wildcard symbol may retrieve word variants: technology cost reductions co promote health communication cost rural development case data.*.