Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hien nhanh » thien thanh, tien thanh, dien thanh
trinh tran » trinh trang, trinh toan, trinh tren
quang cong » quang cuong, quang dong, quang hoang
tranh chap » tranh cua, trinh chat
hien xanh » chieu xanh, hien khanh, khien canh
hien hanh » dieu hanh
san tranh » can tranh, lan tranh, san thanh
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hien xanh) OR (hien nhanh))) or (hien hanh)) - hanh trinh tran quang cong san tranh chap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hien xanh) OR (hien nhanh))) OR (hien hanh)) - hanh trinh tran quang cong san tranh chap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((hien xanh) OR (hien nhanh))) or (hien hanh)) - hanh trinh tran quang cong san tranh chap*".