Man pages matching name test::deep::unorderedpairs in section 3pm:

Test::Deep::UnorderedPairs.3pm.en	debian 10 / libtest-deep-unorderedpairs-perl
Test::Deep::UnorderedPairs.3pm.en	debian 11 / libtest-deep-unorderedpairs-perl
Test::Deep::UnorderedPairs.3pm.en	debian 12 / libtest-deep-unorderedpairs-perl