Why does the definite article "o" sometimes come before the "que"?

Your browser doesn’t support HTML5 video

أَرْسِلْ رِسَالَة

دُرُوس ذَاتُ صِلَةِ

관련 강의

فِيدْيُوهَات ذاتُ صِلَة

관련 비디오

What's the difference between "du" and "Sie"?
Nayane Bremm
When does the consonant "ㄹ" make an /l/ sound and when does it make an /r/ sound?
Young Kim
Why are there seven vowels in Korean when English only has five?
Amy Hwang
Einführung: Nayane Bremm
Nayane Bremm
Como faço para aprender fluente a língua coreana?
Young Kim
Introduction: Amy Hwang
Amy Hwang
Por que as vogais em coreano não tem mesmo significado que o Português?
Young Kim
Introduction: Nayane Bremm
Nayane Bremm
영어 한국의