Perhaps you should try some spelling variations:
quan trong » gian trong
chieu xanh » chieu sach, chieu sang, chieu tinh
lieu tinh » diep tinh, bien tinh
hanh dung » thanh dung, anh dung, hanh dong
dung quan » dung quang, dung luan, luong quan
tran chau » tranh chap, tran huu
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((trieu tinh) or (lieu tinh))) or (chieu xanh)) - hanh dung quan trong cong tan tran chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((trieu tinh) OR (lieu tinh))) OR (chieu xanh)) - hanh dung quan trong cong tan tran chau.
• Adding a wildcard symbol may retrieve word variants: ho ((((trieu tinh) or (lieu tinh))) or (chieu xanh)) - hanh dung quan trong cong tan tran chau*.