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
Futur perfekt
I'll have investigated you'll have investigated he'll have investigated we'll have investigated you'll have investigated they'll have investigated
Futur perfekt kontinuierlich
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
Perfekt
I'd have investigated you'd have investigated he'd have investigated we'd have investigated you'd have investigated they'd have investigated
Perfekt kontinuierlich
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