Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung qua » trung quan, trong qua, trung cua
qua trong » quan trong, qua trinh, qua song
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
san than » sang than, san thanh, ban than

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 trung qua trong cong ((san than) or (ban thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung qua trong cong ((san than) OR (ban thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung qua trong cong ((san than) or (ban thanh)) cau*.