Perhaps you should try some spelling variations:
tranh luan » trinh luan, doanh luan, tang luan
doi chieu » doc hieu, doi chi, mot chieu
lang cong » dang cong, bang cong, hang cong
ho chieu » theo chieu, hoc thieu, mot chieu
cong dan » cong san, cong tan, huong dan
dan han » dan chan, dan than, dan hanh
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chieu)) sang - canh ((tranh luan) or (trinh luat)) lang cong dan han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) sang - canh ((tranh luan) OR (trinh luat)) lang cong dan han tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) sang - canh ((tranh luan) or (trinh luat)) lang cong dan han tap*.