Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
trong manh » trong minh, trong anh, trong danh
trong canh » trong anh, trong cach, trong can
trong mach » trong cac, trong minh, trong anh
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban, toan tap
tung va » trung va, tuong va, dung va
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh tung va dung ((((trong manh) OR (trong canh))) or (trong mach)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh tung va dung ((((trong manh) OR (trong canh))) OR (trong mach)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh tung va dung ((((trong manh) OR (trong canh))) or (trong mach)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh tung va dung ((((trong manh) OR (trong canh))) or (trong mach)) toan cao*.