Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hoc thieu » toc thieu, hoc hien
luat tong » luat trong, luat thong, luat cong
tong cong » trong cong, cong cong, dung cong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu manh - ((((hanh trinh) OR (canh tranh))) or (hanh chinh)) luat tong cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - ((((hanh trinh) OR (canh tranh))) OR (hanh chinh)) luat tong cong van toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu manh - ((((hanh trinh) OR (canh tranh))) or (hanh chinh)) luat tong cong van toan cao*".