Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thieu xanh » chieu xanh, thien anh, thien danh
luat thong » luat thuong, suat thong, xuat thong
thong cong » trong cong, tong cong, thong thong
quang toan » quang tuan, quang tran, quang doan
hieu manh » chieu xanh, hieu nganh, dieu hanh
vang toan » van toan, dang toan, vang trang

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 xanh) or (hieu manh)) - hanh trinh luat thong cong ((vang toan) OR (quang toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - hanh trinh luat thong cong ((vang toan) OR (quang toan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (hieu manh)) - hanh trinh luat thong cong ((vang toan) OR (quang toan)) cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - hanh trinh luat thong cong ((vang toan) OR (quang toan)) cao*.