snap up

For example

• be snapped up The tickets went on sale at 9 o'clock, and by 10 o'clock they'd all been snapped up.
  
  
• snap up sth The government bonds were paying an interest rate of 8 percent, so people were snapping up as many as they could get.
  
  
• snap sth up Lots of magazines would snap the photos up if they had the chance to buy them from the photographer.