Don't worry, i think that many spanish modellers can understand you.
Well, except ECHELOn decals for Leopard....there are few spanish decals in our country. EVen for us is difficult to find this kind of stuff in our country.
I know that there are any brand who produce divisional simbols and numbers, but i don't know the name.
Maybe you can call by phone to jordi rubio, and perhaps he know it: