Mencoba: https://www.edx.org/learn/harvard-university/harvard-university-rhetoric-the-art-of-persuasive-writing-and-public-speaking
Status: 404

Mencoba: https://www.edx.org/learn/writing/harvard-university-rhetoric-the-art-of-persuasive-writing-and-public-speaking
Status: 404

Mencoba: https://www.edx.org/learn/communication/harvard-university-rhetoric-the-art-of-persuasive-writing-and-public-speaking
Status: 404

Test Discovery API:
URL: https://discovery.edx.org/api/v1/search/all/?q=Rhetoric%3A+The+Art+of+Persuasive+Writing+and+Public+Speaking&content_type[]=course&page_size=2
Status: 401
Body: {"detail":"Authentication credentials were not provided."}