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

<i_f_v-sing>

lar mortar

lar with a mortar

lar with mortar

lav mortar

lav with a mortar

lav with mortar

mt-lb with 82mm mortar

mt-lb with eighty two mortar

opfor medium mortar

self propelled 82mm mortar

self propelled eighty two mortar

sp 82mm mortar

sp eighty two mortar

swa mt-lb with 82mm mortar

swa mt-lb with eighty two mortar

<other_target>

mortar

<other_target-sing>

mortar

<i_f_v>

lar mortar

lar with a mortar

lar with mortar

lav mortar

lav with a mortar

lav with mortar

mt-lb with 82mm mortar

mt-lb with eighty two mortar

opfor medium mortar

self propelled 82mm mortar

self propelled eighty two mortar

sp 82mm mortar

sp eighty two mortar

swa mt-lb with 82mm mortar

swa mt-lb with eighty two mortar