It be/custom/Vietnamese people/have a worshipping altar/their house.
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It/not until his death/he recognize/one of/great poets.
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You can enrich your experience if you socialize with more people (By...)
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It is a custom of Vietnamese people to have a worshipping altar in their house.
It was not until his death did he recognize one of the greatest poets.
By socializing with more people, you can enrich your experience.