Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
cua khong » cua phuong, cua thuong, cua cong
hua khong » hoa khong, hoac khong, phuc khong
cong sang » cong san, cong lang, cong vang
sang than » cang thang, dang thanh, sang tao
than cau » toan cau, phan cau, than cap
cho chu » cho thue

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) or (cho chu)) xanh - hanh tranh ((cua khong) or (hua khong)) cong sang than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (cho chu)) xanh - hanh tranh ((cua khong) OR (hua khong)) cong sang than cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (cho chu)) xanh - hanh tranh ((cua khong) or (hua khong)) cong sang than cau*.