Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
lieu tinh » trieu tinh, diep tinh
bien tinh » bi tinh, yen tinh, diep tinh
vat nhung » va nhung, vap nhung, ve nhung
vai nhung » va nhung, voi nhung, vap nhung
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
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 ((lieu tinh) or (bien tinh)) - canh trinh ((vat nhung) OR (vai nhung)) cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu tinh) OR (bien tinh)) - canh trinh ((vat nhung) OR (vai nhung)) cong van toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((lieu tinh) or (bien tinh)) - canh trinh ((vat nhung) OR (vai nhung)) cong van toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((lieu tinh) or (bien tinh)) - canh trinh ((vat nhung) OR (vai nhung)) cong van toan ban*.