Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien nhanh » hien hanh, thien thanh, tien thanh
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

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien nhanh - thanh trung ((cua thong) or (cua khong)) cong doan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - thanh trung ((cua thong) OR (cua khong)) cong doan phan tu.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - thanh trung ((cua thong) or (cua khong)) cong doan phan tu*.