Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, hieu cach
chieu xanh » chieu sang, chieu tinh, hieu manh
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan hung » quang hung, quan nhung, luan hung
hung cong » nhung cong, hung cuong, phung cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cao » toan ban, toan tap

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 sach) OR (chieu xanh))) or (chiet tach)) - hanh trinh quan hung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu sach) OR (chieu xanh))) OR (chiet tach)) - hanh trinh quan hung cong tac toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu sach) OR (chieu xanh))) or (chiet tach)) - hanh trinh quan hung cong tac toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu sach) OR (chieu xanh))) or (chiet tach)) - hanh trinh quan hung cong tac toan cao*.