 Within the larger Languedoc AOC appellations are several sub @-@ districts , or <unk> 's , with distinct wine styles of their own . Some of these sub @-@ districts have pending AOC applications to become appellations in their own right and some have been granted sub @-@ appellations to the umbrella appellation Languedoc AOC . These include the <unk> , La <unk> , <unk> , St. <unk> , Picpoul de <unk> , <unk> du <unk> , and <unk> <unk> 
