Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sach » chieu sach, hieu cach, theo sach
thien hach » thien thanh
thanh long » thanh cong, thang long, thanh huong
hien hanh » dieu hanh
trung cao » truong cao, trung cap, trung co
cao thanh » dao thanh, cho thanh, cac thanh
long doan » cong doan, dong doanh, rong doanh
doan toan » dan toan, doan tuan, doanh hoan
toan tap » toan 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) or (((thien hach) OR (hien hanh)))) - thanh trung cao thanh long doan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sach) OR (((thien hach) OR (hien hanh)))) - thanh trung cao thanh long doan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu sach) or (((thien hach) OR (hien hanh)))) - thanh trung cao thanh long doan toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu sach) or (((thien hach) OR (hien hanh)))) - thanh trung cao thanh long doan toan tap*.