أرسل هذا في رسالة قصيرة: Possible solutions to the problems commonly encountered by students at Hanoi University of Technology in pronouncing the English affricative consonants

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