Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu xanh » chieu sach, chieu sang, chieu tinh
luat nhung » luat chung, luat thuong, thuat nhung
nhung cong » dung cong, thong cong, hang cong
hieu manh » hieu nganh, dieu hanh, hien hanh
nhanh cau » nhanh cay, thanh chau, nhanh ha
thanh hoa » thanh pho
cong lon » cong luong, cong dong, cong cong

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

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