I try to grab link to Joomla, but engine always show me 'Engine not found data'.

I try to grab link from this page 'https://edu.hwadzan.com/category/50'
these links --> screenshot https://a.cl.ly/Z4uDyJ5l
this is my setting in joomGrabber --> https://a.cl.ly/4gueJz7r
after manual post the screen show me this 'https://a.cl.ly/2Nu7jxA7'
I try to see the document https://www.joomboost.com/support/documentation/109-joomgrabber/460-links-engine-for-joomgrabber-grab-and-extract-content-from-links.html
but the sample link is not found.
Anyone Can help me to know how to grab link success? Many thanks