Man pages matching name virtuoso-t in section 1:

VIRTUOSO-T.1.en	debian 10 / virtuoso-opensource-6.1-bin
virtuoso-t.1.en	debian 10 / virtuoso-opensource-6.1-bin
VIRTUOSO-T.1.en	debian 11 / virtuoso-opensource-7-bin
virtuoso-t.1.en	debian 11 / virtuoso-opensource-7-bin
VIRTUOSO-T.1.en	debian 12 / virtuoso-opensource-7-bin
virtuoso-t.1.en	debian 12 / virtuoso-opensource-7-bin