Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
chieu sach » chinh sach, chiet tach, chieu sang
truong van » trong van, truong va, truong dai
dung cong » dung trong
van dung » van dong, xay dung, tin dung
van toan » van tuan, van thanh, manh toan
van tan » van tuan, van ban, van 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 sach) or (trieu tinh)) - hanh truong van dung cong ((van toan) OR (van tan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (trieu tinh)) - hanh truong van dung cong ((van toan) OR (van tan)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (trieu tinh)) - hanh truong van dung cong ((van toan) OR (van tan)) tap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (trieu tinh)) - hanh truong van dung cong ((van toan) OR (van tan)) tap*.