Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
chieu sang » chieu sach, chieu xanh, hieu lang
phuong dan » phuong danh, phuong doan, huong dan
doi chieu » doc hieu, doi chi, ho chieu
va truong » van truong, va thuong, va tuong
xa truong » cac truong
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - nhanh thang ((va truong) OR (xa truong)) phuong dan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - nhanh thang ((va truong) OR (xa truong)) phuong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - nhanh thang ((va truong) OR (xa truong)) phuong dan toan cau*.