Chumbi nyiri https://t.co/9WpLeHN4Jn
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CHANGI AIRPORT
chumbi nyiri
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
    ]

It seems that the tweet "chumbi nyiri" does not relate to a maintenance report feedback to public flat house. It is not clear what this term means or what context it is used in, but it does not appear to be a term related to maintenance or public housing.