Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trinh vap » trinh van, trinh vat, trinh va
vap nhung » va nhung, ve nhung, voi nhung
cong manh » cong danh, duong manh, cong thanh
tien anh » tieng anh, tien manh, dien anh
toan cao » toan ban
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: toc ((hieu manh) or (tien anh)) - canh trinh vap nhung cong manh ((toan cao) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu manh) OR (tien anh)) - canh trinh vap nhung cong manh ((toan cao) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((hieu manh) or (tien anh)) - canh trinh vap nhung cong manh ((toan cao) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: toc ((hieu manh) or (tien anh)) - canh trinh vap nhung cong manh ((toan cao) OR (toan tap))*.