Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh luan » trinh luan, trinh luat, doanh luan
chao chua » chao chu, cha chua, chay chua
chua xang » chua nang, chuc nang, chu bang
tong cong » trong cong, cong cong, dang cong
dung cong » dung trong
van tuan » van quan, van ban, anh tuan
tuan tap » toan tap, tuan tai, tuyen tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao chua xang - hanh tranh luan ((tong cong) OR (dung cong)) van tuan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao chua xang - hanh tranh luan ((tong cong) OR (dung cong)) van tuan tap*".