Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cao » truong dai
lieu tinh » trieu tinh, diep tinh, bien tinh
trung dap » trung cap, trung dai, trung dam
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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 xanh) or (lieu tinh)) - hanh ((trung dap) or (truong cao)) dung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (lieu tinh)) - hanh ((trung dap) OR (truong cao)) dung cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (lieu tinh)) - hanh ((trung dap) or (truong cao)) dung cong dan toan ban*.