Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
luat thong » luat thuong, suat thong, xuat thong
thong cong » trong cong, tong cong, thong thong
toan thanh » tran thanh, hoan thanh, toan thang
hoc thieu » toc thieu, hoc hien
tan thanh » tran thanh, tang thanh, ban thanh
ho chieu » theo chieu, doi chieu, mot chieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) xanh - hanh trinh luat thong cong ((tan thanh) OR (toan thanh)) lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - hanh trinh luat thong cong ((tan thanh) OR (toan thanh)) lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) xanh - hanh trinh luat thong cong ((tan thanh) OR (toan thanh)) lap".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - hanh trinh luat thong cong ((tan thanh) OR (toan thanh)) lap*.