Perhaps you should try some spelling variations:
thanh trinh » hanh trinh, thanh tinh, thanh binh
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh quan » tinh quang, trinh luat, trinh han
thanh toan » thanh hoa, thanh san
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong

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) or (chinh sach)) - thanh trinh quan dung cong ((thanh toan) or (tinh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chinh sach)) - thanh trinh quan dung cong ((thanh toan) OR (tinh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chinh sach)) - thanh trinh quan dung cong ((thanh toan) or (tinh toan)) cau*.