asia
asian
barbed
bars
behind
building
cambodia
cambodian
child
children
classmates
classroom
closed
concentration
educate
education
enclosure
imprisoned
inaccessible
indochina
khmer
kids
learn
learning
locked
penh
people
phnom
poor
prison
prisoners
pupils
school
schoolchildren
schoolkids
sharp
space
students
study
studying
surrounded
surrounding
teaching
teens
unicef
uniform
wall
wire
world
young