Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh manh » hanh mang, hoang manh, thanh minh
lanh manh » lanh tranh, lan anh, van manh
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
hanh tu » danh tu
anh tu » anh tuan

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 - ((hanh manh) or (lanh manh)) cua hang cong dan ((hanh tu) OR (anh tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((hanh manh) OR (lanh manh)) cua hang cong dan ((hanh tu) OR (anh tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien nhanh - ((hanh manh) or (lanh manh)) cua hang cong dan ((hanh tu) OR (anh tu))".
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - ((hanh manh) or (lanh manh)) cua hang cong dan ((hanh tu) OR (anh tu))*.