Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hieu nganh » vien nganh, hiem ngan, hieu manh
thanh tung » thanh cong
cua thuong » cua truong, cua phuong, ca thuong
hien hanh » dieu hanh
hieu van » hieu va, thien van, lieu va
tung cua » trung cua, tuong cua, dung cua
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 ((((hieu van) OR (hien hanh))) OR (hieu nganh)) - thanh tung cua thuong cong san toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((hieu van) OR (hien hanh))) OR (hieu nganh)) - thanh tung cua thuong cong san toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu van) OR (hien hanh))) OR (hieu nganh)) - thanh tung cua thuong cong san toan cao*.