Perhaps you should try some spelling variations:
thieu nganh » hieu nganh, trien nganh, nghiep nganh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
dang cong » dung cong
trung va » truong va, trang va, trung ha
toan cau » toan ban, toan tap, toan tai
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 thieu nganh - hanh trung va ((nhung cong) or (dang cong)) van ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu nganh - hanh trung va ((nhung cong) OR (dang cong)) van ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu nganh - hanh trung va ((nhung cong) or (dang cong)) van ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu nganh - hanh trung va ((nhung cong) or (dang cong)) van ((toan cau) OR (toan cao))*.