id	keyword
aseas-8074	urban
aseas-8074	hanoi
aseas-8074	vietnam
aseas-8074	mobility
aseas-8074	metro
aseas-8074	vietnamese
aseas-8074	transport
aseas-8074	line
aseas-8074	city
aseas-8074	public
aseas-8074	society
aseas-8074	development
aseas-8074	hanoi metro
aseas-8074	people
aseas-8074	chinese
aseas-8074	project
aseas-8074	space
aseas-8074	motorbike
aseas-8074	planning
aseas-8074	government
aseas-8074	figure
aseas-8074	china
aseas-8074	aseas