The rules that use the vocabulary item "post" are:

<specific_vehicle_type-pl>

command post carrier fire direction centers

command post carriers

fdc command post carriers

<specific_vehicle_type-sing>

command post carrier

command post carrier fire direction center

fdc command post carrier

<location_description>

command post

<specific_vehicle_type-not_creatable-pl>

command post carrier fire direction centers

command post carriers

fdc command post carriers

<specific_vehicle_type-creatable-sing>

command post carrier

command post carrier fire direction center

fdc command post carrier

<specific_vehicle_type-not_creatable-sing>

command post carrier

command post carrier fire direction center

fdc command post carrier

<specific_vehicle_type-not_creatable>

command post carrier

command post carrier fire direction center

command post carrier fire direction centers

command post carriers

fdc command post carrier

fdc command post carriers