Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
theo chieu » theo tieu, ho chieu, theo chu
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
tuong van » truong van, trong van, duong van
thanh cao » thanh ca, thanh thao, thanh cham
thanh cac » hanh cac, thanh bac, thanh ca

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 (theo chieu)) xanh - hanh tranh cua nhung tuong van ((thanh cao) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (theo chieu)) xanh - hanh tranh cua nhung tuong van ((thanh cao) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (theo chieu)) xanh - hanh tranh cua nhung tuong van ((thanh cao) or (thanh cac))*.