Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, thieu cac
thanh tran » thanh trang, thanh toan, thanh tra
phung cong » nhung cong, phong cong, nhung chong
theo sach » thuoc sach, te sach, theo lich
hieu cach » hieu cac, chieu sach, hieu ca
van phung » van phong, van hung, van chuong
tran van » luan van
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » 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: hoc ((((thieu sach) OR (theo sach))) or (hieu cach)) - thanh tran van phung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu sach) OR (theo sach))) OR (hieu cach)) - thanh tran van phung cong san toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((thieu sach) OR (theo sach))) or (hieu cach)) - thanh tran van phung cong san toan cau*".