發送短信 : RESIDENTIAL MOBILITY IN HDB FLATS AND PRIVATE HOUSING IN SINGAPORE

  ______    _____     _  __     ___    __    __  
 /_   _//  |  ___||  | |/ //   / _ \\  \ \\ / // 
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   | ||    | ||__    | . \\   | \_/ ||   \  //   
   |_||    |_____||  |_|\_\\   \___//     \//    
   `-`'    `-----`   `-` --`   `---`       `