Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu sang » chieu sach, chieu xanh, hieu lang
ncanh tinh » nhanh tinh, thanh tinh, hanh tinh
hung vuong » hoang vuong
hoc chieu » hoc thieu, ho chieu, hoc hien
canh tinh » hanh tinh, manh tinh, canh tranh
toan tap » toan ban

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 - ((canh tinh) or (ncanh tinh)) quang ((nhung phuong) or (hung vuong)) tinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - ((canh tinh) OR (ncanh tinh)) quang ((nhung phuong) OR (hung vuong)) tinh toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - ((canh tinh) or (ncanh tinh)) quang ((nhung phuong) or (hung vuong)) tinh toan tap*.