Cant do /sell hand

hi, i have a server going and i'm setting up permissions for an economy but cant do /sell hand.

Current permissions:
essentials.balance
essentials.balance.others
essentials.pay
essentials.sell
essentials.sell.hand
essentials.worth
essentials.help
essentials.ignore
essentials.list
essentials.mail
essentials.mail.send
essentials.msg
essentials.seen
essentials.rules
essentials.echest
essentials.spawn
essentials.back
essentials.home
essentials.home.bed
essentials.sethome
essentials.sethome.multiple
essentials.tpa
essentials.tpaccept
essentials.tpahere
essentials.tpdeny
essentials.ec
essentials.sell.bulk