Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
quan long » quan dong, quan hoang, quan trong
quan lang » quan hoang, gian lang, quan luan
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((nhieu tang) or (chieu sach)) - thanh tung ((quan long) OR (quan lang)) cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((nhieu tang) OR (chieu sach)) - thanh tung ((quan long) OR (quan lang)) cong tan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((nhieu tang) or (chieu sach)) - thanh tung ((quan long) OR (quan lang)) cong tan toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((nhieu tang) or (chieu sach)) - thanh tung ((quan long) OR (quan lang)) cong tan toan cao*.