From the page: ""C" named languages are something of a problem. Queries for "C" tend to return results for C# and C++ as well. One way of dealing with this wou

From the page: ""C" named languages are something of a problem. Queries for "C" tend to return results for C# and C++ as well. One way of dealing with this would be to run queries like this: C -C# -C++, however, that unfairly penalizes pages that contain discussions of both C and C++."