Perhaps you should try some spelling variations:
nhung phuong » dung phuong, truong phuong, bang phuong
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tranh » canh tranh, hanh trinh, lanh tranh
hanh trang » thanh trung, canh tranh, hanh trinh
nhu phuong » thu phuong, thi phuong, thu huong
hoc chieu » hoc thieu, ho chieu, hoc hien
toan ban » van ban
la toan » lap toan, va toan, le toan

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

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