Perhaps you should try some spelling variations:
thanh tong » thanh cong, thanh tung, thanh long
luan phong » luan phuong, xuan phuong, van phong
phong cong » phong chong, thong cong, chong cong
theo phap » thi phap
tong luan » tang luan, dung luan, hang luan
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo phap) or (ho chieu)) tinh - thanh tong luan phong cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo phap) OR (ho chieu)) tinh - thanh tong luan phong cong dan toan tap*.