Perhaps you should try some spelling variations:
chieu sang » chieu xanh, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
hieu lang » hieu quang, nhieu tang, hieu van
hanh mang » nhanh mang, hanh trang, nhanh lang
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
mang cua » manh cua, dung cua, ban cua
cua dung » cua dang, cua dong, qua dung
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: hoc ((((chieu sang) OR (chieu sach))) or (hieu lang)) - hanh mang cua dung cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu sang) OR (chieu sach))) OR (hieu lang)) - hanh mang cua dung cong manh toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((chieu sang) OR (chieu sach))) or (hieu lang)) - hanh mang cua dung cong manh toan ban*".