Perhaps you should try some spelling variations:
khong tuong » khong xuong, khong trong, phong tuong
hoang xanh » hoang anh, hoang van, hoang minh
tieu sach » chieu sach, dien sach, te sach
cua khong » hua khong, cua phuong, cua thuong
tuong van » truong van, trong van, duong van
van thanh » ban thanh, van tuan
thanh ban » thanh san, thanh van, thanh bac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - ((canh tranh) or (hoang xanh)) cua khong tuong van thanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - ((canh tranh) OR (hoang xanh)) cua khong tuong van thanh ban.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((canh tranh) or (hoang xanh)) cua khong tuong van thanh ban*.