Certain file-sharing forums and Internet Archive dumps index content using numbers. A search like "---- Monika Mohrova 12" could originate from a text file listing download links, where each line starts with dashes and a number.
Обои добавленные пользователем Баба_Яга ---- Monika Mohrova 12
Monika had first seen this memory when she was seven, bumping into Mr. Henderson in the lunch line. She’d dropped her tray, and he’d helped her pick up the scattered carrots, smiling a tired, crinkly-eyed smile. Everyone loved Mr. Henderson. He fixed the squeaky lockers, knew every kid’s name, and kept a pocket full of butterscotch candies. Certain file-sharing forums and Internet Archive dumps index
While she has been largely retired from the industry for over a decade, her "legacy" remains strong in online archives. The "12" in the search query is frequently linked to: Henderson in the lunch line