Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh chuong
thanh thang » nhanh thang, thanh thanh, thanh hang
theo chieu » theo tieu, ho chieu, theo chu
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan 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: ((hoc thieu) or (theo chieu)) sach - ((thanh thong) OR (thanh thang)) va nhung cong danh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) sach - ((thanh thong) OR (thanh thang)) va nhung cong danh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (theo chieu)) sach - ((thanh thong) OR (thanh thang)) va nhung cong danh toan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) sach - ((thanh thong) OR (thanh thang)) va nhung cong danh toan ban*.