I've been substantialing you've been substantialing he's been substantialing we've been substantialing you've been substantialing they've been substantialing
I'd been substantialing you'd been substantialing he'd been substantialing we'd been substantialing you'd been substantialing they'd been substantialing
I'll be substantialing you'll be substantialing he'll be substantialing we'll be substantialing you'll be substantialing they'll be substantialing
Futur antérieur
I'll have substantialed you'll have substantialed he'll have substantialed we'll have substantialed you'll have substantialed they'll have substantialed
Futur antérieur continu
I'll have been substantialing you'll have been substantialing he'll have been substantialing we'll have been substantialing you'll have been substantialing they'll have been substantialing
I'd be substantialing you'd be substantialing he'd be substantialing we'd be substantialing you'd be substantialing they'd be substantialing
Passé
I'd have substantialed you'd have substantialed he'd have substantialed we'd have substantialed you'd have substantialed they'd have substantialed
Passé continu
I'd have been substantialing you'd have been substantialing he'd have been substantialing we'd have been substantialing you'd have been substantialing they'd have been substantialing