Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh than » thanh thanh, thanh thang, thanh toan
doi chieu » doc hieu, doi chi, mot chieu
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
ho chieu » theo chieu, hoc thieu, mot chieu
tran van » luan van
than ban » thanh ban, toan ban, than man

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) OR (doi chieu))) or (theo tieu)) sach - canh tran van nhung cong thanh than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (doi chieu))) OR (theo tieu)) sach - canh tran van nhung cong thanh than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((ho chieu) OR (doi chieu))) or (theo tieu)) sach - canh tran van nhung cong thanh than ban".
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) OR (doi chieu))) or (theo tieu)) sach - canh tran van nhung cong thanh than ban*.