The rules that use the vocabulary item "mixed air defense" are:

<specific_platoon_type-creatable-sing>

mixed air defense

<i_f_v-sing>

mixed air defense fcr

mixed air defense fire control radar

swa mixed air defense fcr

swa mixed air defense fire control radar

<i_f_v-pl>

mixed air defense fcrs

mixed air defense fire control radars

swa mixed air defense fcrs

swa mixed air defense fire control radars

<i_f_v>

mixed air defense fcr

mixed air defense fcrs

mixed air defense fire control radar

mixed air defense fire control radars

swa mixed air defense fcr

swa mixed air defense fcrs

swa mixed air defense fire control radar

swa mixed air defense fire control radars

<specific_platoon_type-not_creatable-sing>

mixed air defense

<specific_platoon_type-sing>

mixed air defense