Perhaps you should try some spelling variations:
tranh luan » trinh luan, trinh luat, doanh luan
luan hang » luan nang, luan han, luan hung
hang cong » dang cong, hang nong, bang cong
chao chu » cho chu, cua chu, cao cho
cong tan » cong tac, cong san, cong thanh
toan tai » doanh tai, toan ban, toan cao
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((chao chu) or (toc thieu)) xanh - canh tranh luan hang cong tan ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((chao chu) OR (toc thieu)) xanh - canh tranh luan hang cong tan ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((chao chu) or (toc thieu)) xanh - canh tranh luan hang cong tan ((toan tai) or (toan tap))*.