Perhaps you should try some spelling variations:
truong phuong » truong chung, truong trung, dung phuong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
phuong van » phung van, phong van, phuong lan
hanh dung » thanh dung, anh dung, hanh dong
va truong » van truong, xa truong, va thuong
toan cao » toan tap
toan ban » van ban

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

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