The category "<a_a_v-pl>" can be expressed as follows:

<a_a_v-pl>

aav command groups

aav command teams

aav commands

aav miclics

aav-c7s

aav-r7s

aavs

amphibious assault vehicles

amphtracs

amtracs

c2aavs

lvt-c7s

lvt-p7s

lvt-r7s

mine aavs

mine clearing aavs