Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » hanh trang, manh trung, danh trung
quan trong » gian trong
hoc chieu » hoc thieu, ho chieu, hoc hien
cong tinh » cong trinh, cong vinh, long tinh
tinh van » trinh van, dinh van, tinh va

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 - ((hanh trung) or (thanh trung)) quan trong cong tinh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((hanh trung) OR (thanh trung)) quan trong cong tinh van ban*.