Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu xanh » chieu sach, chieu sang, chieu tinh
duong cong » dung cong, luong cong, duong trong
tuong cua » truong cua, huong cua, thong cua
cua duong » cua dong, cua huong, qua duong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh tuong cua duong cong tac ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh tuong cua duong cong tac ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh tuong cua duong cong tac ((phan cau) or (phan dau))*.