Perhaps you should try some spelling variations:
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
tranh cua » doanh cua, manh cua
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
san toan » van toan, dan toan, manh toan
toan ban » van 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 tinh - canh tranh cua ((tong cong) OR (cong cong)) san toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo phap tinh - canh tranh cua ((tong cong) OR (cong cong)) san toan ban".
• Adding a wildcard symbol may retrieve word variants: theo phap tinh - canh tranh cua ((tong cong) OR (cong cong)) san toan ban*.