Perhaps you should try some spelling variations:
hoan chinh » hanh chinh, hoa hinh
thanh nung » thanh tung, thanh hung, thanh dung
hoc chinh » hoc sinh, hoc kinh
dang cong » dung cong
nung cao » nang cao, nhung cau, quang cao
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 chinh) OR (hoan chinh)) sach - thanh nung cao dang cong san toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chinh) OR (hoan chinh)) sach - thanh nung cao dang cong san toan tap".
• Adding a wildcard symbol may retrieve word variants: ((hoc chinh) OR (hoan chinh)) sach - thanh nung cao dang cong san toan tap*.