Related Clues:

• The way to meet up with so many of them
• Join up where there are any amount of them
• There's many to encounter back there
• There are so many to encounter back there
• Come back so as to come across where there are more than 28 down
• That is the way to encounter them when they're so many up here
• Meet up with what come in hordes
• Turn up to encounter lots of them
• We hear the side is to come down heavily
• Swarm seen in retrospect as seemly
• Increase the line-up, so they say
• Hunt up or pour down
• Pour (down)
• Abound — pour
• Move in large numbers