id	keyword
aseas-2506	tourism
aseas-2506	travel
aseas-2506	vietnam
aseas-2506	asia
aseas-2506	vietnamese
aseas-2506	east
aseas-2506	south
aseas-2506	percent
aseas-2506	factor
aseas-2506	tourists
aseas-2506	study
aseas-2506	research
aseas-2506	family
aseas-2506	motivations
aseas-2506	travellers
aseas-2506	demand
aseas-2506	aseas