Perhaps you should try some spelling variations:
chiet tach » chieu sach
canh trinh » canh tranh, hanh trinh, canh tinh
nhung cong » dung cong, thong cong, hang cong
toan thanh » tran thanh, hoan thanh, toan thang
cong toan » cong tan, cong hoan, cong tuan
thanh van » thanh san, thanh toan, thanh phan
trinh va » trinh van, trinh vat, trinh ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chiet tach) or (chinh sach)) - canh trinh va nhung cong toan thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chiet tach) OR (chinh sach)) - canh trinh va nhung cong toan thanh van.
• Adding a wildcard symbol may retrieve word variants: doi ((chiet tach) or (chinh sach)) - canh trinh va nhung cong toan thanh van*.