Complex sentence: Le has also disciplines in a variety of martial arts such as Kuntao and Sambo and also began training in Sanshou around age of 19 because it suited up well with his Tae Kwon Do and wrestling background.
Split into simpler sentences: Le has also disciplines in a variety of martial arts like kuntao, sambo. Le started sanda (sanshou) around age of 19 because it suited up very well with his Taekwondo and Wrestling background.