50 lines limitation?

We are currently working on a wiki with nearly 20,000 pages. More and more often, we only see part of the input list. If we counted correctly, there seems to be a limit of 50 lines. Could this limit be increased?

Release 2025-05-14a "Librarian"
PHP 8.2.28
FreeBSD 14.2-RELEASE-p1
fpm-fcgi

Thanks!