id	keyword
eltls-31682	quality assurance
eltls-31682	teachers
eltls-31682	assurance measures
eltls-31682	teaching
eltls-31682	education
eltls-31682	system
eltls-31682	problem
eltls-31682	management
eltls-31682	school
eltls-31682	training
eltls-31682	learning