To help you find the original document, could you provide such as the author's name , the website where you found it, or the general subject matter ?
It is common in Southeast Asian academic repositories (like those in Cambodia) for PDFs to display this way if the viewer lacks the correct fonts or encoding [1]. To help you find the original document, could
Official gazettes and reports often feature parts (e.g., "Part One: General Provisions"). Why this happens the website where you found it