I've been substantialing you've been substantialing she's been substantialing we've been substantialing you've been substantialing they've been substantialing
I'd been substantialing you'd been substantialing she'd been substantialing we'd been substantialing you'd been substantialing they'd been substantialing
I'll be substantialing you'll be substantialing she'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 she'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 she'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 she'd be substantialing we'd be substantialing you'd be substantialing they'd be substantialing
Passé
I'd have substantialed you'd have substantialed she'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 she'd have been substantialing we'd have been substantialing you'd have been substantialing they'd have been substantialing