Perhaps you should try some spelling variations:
tranh cua » doanh cua, manh cua
khi xanh » khia canh, thi hanh, thi anh
cua dang » cua cong, cua ban
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van
toan tap » toan ban
tuan cu » tuan tu, quan cua, tuan thu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi xanh - canh tranh cua dang ((cong van) OR (song van)) ((tuan cu) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - canh tranh cua dang ((cong van) OR (song van)) ((tuan cu) or (toan tap))~".
• Adding a wildcard symbol may retrieve word variants: doi khi xanh - canh tranh cua dang ((cong van) OR (song van)) ((tuan cu) or (toan tap))*.