Perhaps you should try some spelling variations:
khong phong » hong phong, chong phong, thong phong
thanh tung » thanh cong
toan khong » toan thong, toan khung, toan thuong
phong toan » phong thanh, phong trao, phong van
thanh chau » thanh cha, thanh cham, thanh chu
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
tung toan » dung toan, truong toan, quang toan

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 tinh - thanh tung toan khong phong toan ((thanh chau) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo phap tinh - thanh tung toan khong phong toan ((thanh chau) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: theo phap tinh - thanh tung toan khong phong toan ((thanh chau) or (thanh san))*.