Find a block that is neither an image nor text, and get_text() method cannot extract

[1339503169]

when i try to extract text from this file, i find something that i can choose it in WPS but can not be extract by get_text() method

just use page.get_text() and 'BILL OF LADING NO' can not be found

my pymupdf version is 1.18.8

and also i provide a picture that this something shows in WPS

i hope you guys will answer me soon

thank you

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Add any other context about the problem here.
2721523790.pdf

[JorjMcKie]

On which page is that text "BILL OF LADING NO"? Don't see it anywhere.

[JorjMcKie]

Also, please what are your attached pictures supposed to tell me?

[JorjMcKie]

Well, this obviously is no issue, but a Discussions topic.