only add to the set if there is a taxonomy group
only add to the set if there is a taxonomy group

GawainLynch/bolt,GawainLynch/bolt,nikgo/bolt,GawainLynch/bolt,romulo1984/bolt,nikgo/bolt,bolt/bolt,romulo1984/bolt,nikgo/bolt,bolt/bolt,bolt/bolt,nikgo/bolt,romulo1984/bolt,GawainLynch/bolt,romulo1984/bolt,bolt/bolt