Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thien hach » thien thanh, hien hanh
chinh luat » chinh luan, hinh luat, trinh luat
ton thien » hoan thien, toan thiet, doan thien
cong van » cong vang, cong san, song van
than ma » than man, than va, khan ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: ton thien hach - hanh chinh luat thuong cong van ((than ma) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ton thien hach - hanh chinh luat thuong cong van ((than ma) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: ton thien hach - hanh chinh luat thuong cong van ((than ma) or (thanh san))*.