Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu lang » chieu sang, hieu quang, nhieu tang
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
toan tai » doanh tai, toan ban, toan cao
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: theo ((chieu xanh) or (hieu lang)) - hanh tang cua dung cong tac ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (hieu lang)) - hanh tang cua dung cong tac ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (hieu lang)) - hanh tang cua dung cong tac ((toan tai) or (toan tap))*.