I've been investigating you've been investigating he's been investigating we've been investigating you've been investigating they've been investigating
I'll be investigating you'll be investigating he'll be investigating we'll be investigating you'll be investigating they'll be investigating
Futuro perfecto
I'll have investigated you'll have investigated he'll have investigated we'll have investigated you'll have investigated they'll have investigated
Futuro perfecto contínuo
I'll have been investigating you'll have been investigating he'll have been investigating we'll have been investigating you'll have been investigating they'll have been investigating
I'd be investigating you'd be investigating he'd be investigating we'd be investigating you'd be investigating they'd be investigating
Passado
I'd have investigated you'd have investigated he'd have investigated we'd have investigated you'd have investigated they'd have investigated
Passado continuo
I'd have been investigating you'd have been investigating he'd have been investigating we'd have been investigating you'd have been investigating they'd have been investigating