
The Cambodian Independent Teachers association is calling on the government to punish corrupt exam supervisors who have been accused of selling copies of the national exam to students.
Cases of leaked national examination papers have been reported in 15 provinces including the capital.
As Borin Noun in Phnom Pehn reports students say corruption is ingrained in the education system.
Tep Many is in her final year of school at the Phnom Penh high school.
She paid 25 US dollars to buy a copy of the national exam.