Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua chung » cua nhung, luan chung, luat chung
khi xanh » khia canh, thi hanh, thi anh
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - hanh tranh cua chung ((cong van) OR (song van)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - hanh tranh cua chung ((cong van) OR (song van)) toan cao".
• Adding a wildcard symbol may retrieve word variants: doi khi xanh - hanh tranh cua chung ((cong van) OR (song van)) toan cao*.