I've been decentralising you've been decentralising he's been decentralising we've been decentralising you've been decentralising they've been decentralising
I'd been decentralising you'd been decentralising he'd been decentralising we'd been decentralising you'd been decentralising they'd been decentralising
I'll be decentralising you'll be decentralising he'll be decentralising we'll be decentralising you'll be decentralising they'll be decentralising
Future perfect
I'll have decentralised you'll have decentralised he'll have decentralised we'll have decentralised you'll have decentralised they'll have decentralised
Future perfect continuous
I'll have been decentralising you'll have been decentralising he'll have been decentralising we'll have been decentralising you'll have been decentralising they'll have been decentralising
I'd be decentralising you'd be decentralising he'd be decentralising we'd be decentralising you'd be decentralising they'd be decentralising
Past
I'd have decentralised you'd have decentralised he'd have decentralised we'd have decentralised you'd have decentralised they'd have decentralised
Past continuous
I'd have been decentralising you'd have been decentralising he'd have been decentralising we'd have been decentralising you'd have been decentralising they'd have been decentralising