Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
trang luan » tang luan, tranh luan, trang tuan
luan trong » quan trong, luat trong, luan tuong
lieu tinh » trieu tinh, diep tinh, bien tinh
cong tac » cong ty
toan ban » van ban
ho lieu » so lieu, co lieu, ho kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - hanh trang luan trong ((cong san) or (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - hanh trang luan trong ((cong san) OR (cong tac)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - hanh trang luan trong ((cong san) or (cong tac)) toan ban*.