· lights bangkok (bkk)-ha noi (han) bangkok (bkk)-hai phong (hph) bangkok (bkk)-ho chi minh (sgn)...
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· lights bangkok (bkk)-ha noi (han) bangkok (bkk)-hai phong (hph) bangkok (bkk)-ho chi minh (sgn) da nang (dad)-incheon (icn) ha noi (han)-incheon (icn)
