Update README.md

README.md

@@ -36,4 +36,4 @@ The full version (2,170+ herbs) is available for private licensing. It includes
 **Contact for Master Database Access:**
 - **Data Architect:** Huynh Thien An Nguyen
 - **Email:** [norvixadam@gmail.]
-- **Gumroad:** [[Link Gumroad bản Sample của cậu](https://nguyenan5.gumroad.com/l/jpvgz)]
+- **Gumroad:** [[Link Gumroad Sample](https://nguyenan5.gumroad.com/l/jpvgz)]