Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sach » chieu sach, thien hach, hieu cach
hoc thieu » toc thieu, hoc hien
minh tuan » anh tuan
nang cong » nang song, dang cong, bang cong
cong san » cong tac
san toan » van toan, dan toan, manh 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 sach - ((thanh trung) or (((minh tuan) or (canh tranh)))) chuc nang cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((thanh trung) OR (((minh tuan) OR (canh tranh)))) chuc nang cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((thanh trung) or (((minh tuan) or (canh tranh)))) chuc nang cong san toan ban*.