Perhaps you should try some spelling variations:
chiet tach » chieu sach
canh trinh » canh tranh, hanh trinh, canh tinh
hung vuong » hoang vuong
vuong tin » luong tin, vuong tan, duong tien
ho chiet » ho chieu, ho thiet, hoc thiet
trinh va » trinh van, trinh vat, trinh ve
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap
va hung » va nhung, van hung, va huong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - canh trinh va hung vuong tin ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh trinh va hung vuong tin ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh trinh va hung vuong tin ((toan tai) or (toan cao))*.