Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
canh tran » canh tranh, hanh trang, banh trang
van phung » van phong, van hung, van chuong
van duong » van dong, van dung, van phong
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap
o chau » a chau, 3 chau, moc chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: o chau tinh - canh tran ((van phung) or (van duong)) cong dan ((doanh tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: o chau tinh - canh tran ((van phung) OR (van duong)) cong dan ((doanh tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: o chau tinh - canh tran ((van phung) or (van duong)) cong dan ((doanh tai) or (toan cao))*.