Perhaps you should try some spelling variations:
thuong chau » phuong cham, thuong chi, thuong ha
chieu sang » chieu sach, chieu xanh, hieu lang
thuong han » thuong mai, thuong va, thuong gap
doc chieu » doc hieu, doi chieu, toc thieu
dung cong » dung trong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu sang - thanh ((thuong chau) OR (thuong han)) dung cong tac than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc chieu sang - thanh ((thuong chau) OR (thuong han)) dung cong tac than cau".
• Adding a wildcard symbol may retrieve word variants: doc chieu sang - thanh ((thuong chau) OR (thuong han)) dung cong tac than cau*.