You can click on the top right corner of the video for pattern meaning

The Patterns:

Kwang-Gae

Po-Eun

Ge-Baek

Eui-Am

Choong-Jang

Juche

Sam-IL

Yoo-Sin

Choi-Yong

Yon-Gae

Ul-Ji

Moon-Moo

So-San

Se-Jong

Tong-Il