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like: research, investigation
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ENGLISH DEFINITIONS
exact:
VNEN
cuộc nghiên cứu
*
☊
research, investigation
*
☊
all words:
VNEN
cuộc nghiên cứu
*
☊
research, investigation
*
☊
ℹ
cuộc nghiên cứu * ☊ 
research, investigation * ☊ cuộc nghiên cứu * ☊ research, investigation * ☊