In-text Videos:
ng
ang
eng
ing
ong
iang
uang
iong
ueng
Audio Files for Exercises:
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2.
3.
4.
5.
6.
7.
8.
Video and audio files can also be found on YouTube by clicking the following link:
https://www.youtube.com/watch?v=d2dh7RdhksA&list=PLpBe9l07Tp6svQ3j1f0TuqJCfltLYGAPx