أرسل هذا في رسالة قصيرة: Developing cost models for wages of construction workers of civil engineering in Singapore

   _____   _    _     ____     _    _      _____  
  / ___// | || | ||  |  _ \\  | || | ||   / ___// 
  \___ \\ | || | ||  | |_| || | || | ||   \___ \\ 
  /    // | \\_/ ||  | .  //  | \\_/ ||   /    // 
 /____//   \____//   |_|\_\\   \____//   /____//  
`-----`     `---`    `-` --`    `---`   `-----`