Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cua thong » cua thuong, cua tong, suat thong
cua khong » hua khong, cua phuong, cua thuong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
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: hoc chieu xanh - thanh trung ((cua thong) or (cua khong)) cong doan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh trung ((cua thong) OR (cua khong)) cong doan phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh trung ((cua thong) or (cua khong)) cong doan phan dau*.