I'll be filtering you'll be filtering he'll be filtering we'll be filtering you'll be filtering they'll be filtering
Futuro perfecto
I'll have filtered you'll have filtered he'll have filtered we'll have filtered you'll have filtered they'll have filtered
Futuro perfecto contínuo
I'll have been filtering you'll have been filtering he'll have been filtering we'll have been filtering you'll have been filtering they'll have been filtering
I'd be filtering you'd be filtering he'd be filtering we'd be filtering you'd be filtering they'd be filtering
Passado
I'd have filtered you'd have filtered he'd have filtered we'd have filtered you'd have filtered they'd have filtered
Passado continuo
I'd have been filtering you'd have been filtering he'd have been filtering we'd have been filtering you'd have been filtering they'd have been filtering