Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
lanh tranh » canh tranh, lan tranh, hanh trinh
hanh trang » thanh trung, canh tranh, hanh trinh
trung cong » truong cong, trong cong, trung uong
cua trung » cua truong, xuan trung, cua nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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 nhanh - ((lanh tranh) or (hanh trang)) cua trung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((lanh tranh) OR (hanh trang)) cua trung cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - ((lanh tranh) or (hanh trang)) cua trung cong dan toan ban*.