Perhaps you should try some spelling variations:
tranh luan » trinh luan, trinh luat, doanh luan
luan hoang » luan hoan, quan hoang, tuan hoang
hoang dung » hoang tung, hoang vuong, thong dung
hoc thieu » hoc hien
dung mai » dung tai, dung sai, dung hai
mai quan » hai quan, ban quan
quan ha » quan he

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) xanh - canh tranh luan hoang dung mai quan ha~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) xanh - canh tranh luan hoang dung mai quan ha.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) xanh - canh tranh luan hoang dung mai quan ha*.