Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
kieu tinh » trieu tinh, diep tinh, bien tinh
lieu tinh » trieu tinh, diep tinh, bien tinh
trong van » trong cac
trinh va » trinh van, trinh vat, trinh ve
cong san » cong tac
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((kieu tinh) or (lieu tinh)) - canh trinh va nhung ((trong van) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((kieu tinh) OR (lieu tinh)) - canh trinh va nhung ((trong van) OR (cong san)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((kieu tinh) or (lieu tinh)) - canh trinh va nhung ((trong van) or (cong san)) toan ban*.