Hey I have started my server 2 days ago and I have got some problems with the defaults premissions ill list my plugins and the groups please tell me where I went wrong or send me yml file how it should be.

Plugins:
1:Clearlag
2:Commandbook
3:Essentials (1:antibuild 2:Chat 3:protect 4:Spawn)
4:tim the enchanter
5:Nocheat
6: Group manager
7:Worldedit
8:Worldguard
9:factions

Groupsmanager/worlds/world/groups.yml: (This is how I edited it.

groups:
Newbie:
default: true
permissions:
- -bukkit.command.kill
inheritance:
- g:groupmanager_default
- g:bukkit_default
- g:essentials_default
- g:towny_default
info:
prefix: '&e'
build: false
suffix: ''
Builder:
default: false
permissions: []
inheritance:
- default
- g:essentials_builder
- g:towny_builder
info:
prefix: '&2'
build: true
suffix: ''
Mod:
default: false
permissions: []
inheritance:
- builder
- g:groupmanager_moderator
- g:bukkit_moderator
- g:essentials_moderator
- g:towny_moderator
- g:vanish_moderator
info:
prefix: '&5'
build: false
suffix: ''
Admin:
default: false
permissions: []
inheritance:
- moderator
- g:groupmanager_admin
- g:bukkit_admin
- g:essentials_admin
- g:towny_admin
- g:vanish_admin
info:
prefix: '&c'
build: false
suffix: ''
Head Admin:
default: false
premissions:
- '*'
- vanish.*
inheritance:
- moderator
- g:groupmanager_admin
- g:bukkit_admin
- g:essentials_admin
- g:towny_admin
- g:vanish_admin
info:
prefix: '&3'
build: true
suffix: ''
Co-Owner:
default: false
premissions:
- '*'
- -vanish.*
inheritance:
- admin
info:
prefix: '&4'
build: true
suffix: ''

Owner:
default: false
permissions:
- '*'
- -vanish.*
inheritance:
- admin
info:
prefix: '&4'
build: true
suffix: ''