Man pages matching name pmdatext in section 3:

pmdaText.3.en	debian 10 / libpcp-pmda3-dev
pmdatext.3.en	debian 10 / libpcp-pmda3-dev
pmdaText.3.en	debian 11 / libpcp-pmda3-dev
pmdaText.3.en	debian 12 / libpcp-pmda3-dev