Moreover, this result was related to the articles of Charoenpo (2012) and Endoo (2014). They pointed that Cambodian students are very interested in Thai courses. In the future the numbers of these Cambodian students learning Thai will continuously increase especially after ASEAN 2015. After this year, they can come to Thailand and easily learn Thai because it is time for ASEAN community. With the findings from the research, Thai universities have to prepare the various and interesting Thai courses for the Cambodian students.