Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh trang » thanh trung, canh tranh, hanh trinh
vai nhung » va nhung, vap nhung, ai nhung
voi nhung » gioi nhung, va nhung, thi nhung
thanh lap » thanh san, phan lap, thanh hai
cong san » cong tac
toan tap » toan 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 - hanh trang ((vai nhung) OR (voi nhung)) cong san ((toan tap) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - hanh trang ((vai nhung) OR (voi nhung)) cong san ((toan tap) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien nhanh - hanh trang ((vai nhung) OR (voi nhung)) cong san ((toan tap) or (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - hanh trang ((vai nhung) OR (voi nhung)) cong san ((toan tap) or (thanh lap))*.