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

<i_f_v-sing>

astros command and control

gainful fire control radar

mixed aa fire control radar

mixed air defense fire control radar

mixed anti air fire control radar

opfor artillery battery command and control

swa gainful fire control radar

swa mixed aa fire control radar

swa mixed air defense fire control radar

swa mixed anti air fire control radar

swa sa-6 fire control radar

xmg1s secondary control

<i_f_v-pl>

gainful fire control radars

mixed aa fire control radars

mixed air defense fire control radars

mixed anti air fire control radars

swa gainful fire control radars

swa mixed aa fire control radars

swa mixed air defense fire control radars

swa mixed anti air fire control radars

swa sa-6 fire control radars

<tank_type>

swa t72 command and control

swa t72 tank command and control

swa t72-s command and control

<i_f_v>

astros command and control

gainful fire control radar

gainful fire control radars

mixed aa fire control radar

mixed aa fire control radars

mixed air defense fire control radar

mixed air defense fire control radars

mixed anti air fire control radar

mixed anti air fire control radars

opfor artillery battery command and control

swa gainful fire control radar

swa gainful fire control radars

swa mixed aa fire control radar

swa mixed aa fire control radars

swa mixed air defense fire control radar

swa mixed air defense fire control radars

swa mixed anti air fire control radar

swa mixed anti air fire control radars

swa sa-6 fire control radar

swa sa-6 fire control radars

xmg1s secondary control

<tank_type-sing>

swa t72 command and control

swa t72 tank command and control

swa t72-s command and control