Perhaps you should try some spelling variations:
thanh trang » thanh trung, hanh trang, thanh thang
chieu xanh » chieu sach, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
chieu tinh » trieu tinh, lieu tinh, chau tinh
lang cong » dang cong, bang cong, hang cong
trang va » tran van, hang va
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cao » toan ban, toan tap
va lang » va nang, hoa lang

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 xanh) OR (chieu sang))) or (chieu tinh)) - thanh trang va lang cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (chieu sang))) OR (chieu tinh)) - thanh trang va lang cong tac toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((chieu xanh) OR (chieu sang))) or (chieu tinh)) - thanh trang va lang cong tac toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) OR (chieu sang))) or (chieu tinh)) - thanh trang va lang cong tac toan cao*.