Perhaps you should try some spelling variations:
nhung chong » nhung cong, nhung phong, nhung phuong
tieng manh » tieng anh, tien manh, tieng han
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
hoc tieng » hoc hien
dung cong » dung trong
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 manh - hanh doanh luan ((nhung chong) or (dung cong)) van ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tieng manh - hanh doanh luan ((nhung chong) OR (dung cong)) van ((toan cao) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: hoc tieng manh - hanh doanh luan ((nhung chong) or (dung cong)) van ((toan cao) or (van ban))*.