Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
hua khong » hoa khong, cua khong, hoac khong
cong danh » cuong danh, cong thanh, cong khanh
lanh ban » lanh bang, doanh ban, tranh ban
lang ban » hang ban, lang van, nang ban
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap
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 - ((lanh ban) OR (lang ban)) hua khong ((cong dan) or (cong danh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((lanh ban) OR (lang ban)) hua khong ((cong dan) OR (cong danh)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - ((lanh ban) OR (lang ban)) hua khong ((cong dan) or (cong danh)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((lanh ban) OR (lang ban)) hua khong ((cong dan) or (cong danh)) toan cao*.