Perhaps you should try some spelling variations:
tieng thanh » tien thanh, tieng anh, tieng han
hanh doanh » hang doanh, chinh doanh, doanh doanh
thong cong » tong cong, thong thong, phong chong
hoc tieng » hoc hien
doanh cua » doanh luan
van toan » van tuan, van tan, van thanh
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 tieng thanh - hanh doanh cua ((thong cong) OR (trong cong)) van toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc tieng thanh - hanh doanh cua ((thong cong) OR (trong cong)) van toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc tieng thanh - hanh doanh cua ((thong cong) OR (trong cong)) van toan cao*.