Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
hanh tranh » canh tranh, hanh trinh, hanh trang
chu khong » he khong, thi khong, chu trong
tranh cua » doanh cua, manh cua
danh toan » manh toan, anh toan, dan toan
ban cong » bang cong, phan cong, ban huong
van cong » van dong, van phong, phan cong
toan cau » 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 khang) or (chu khong)) - hanh tranh cua ((ban cong) OR (van cong)) danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu khang) OR (chu khong)) - hanh tranh cua ((ban cong) OR (van cong)) danh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu khang) or (chu khong)) - hanh tranh cua ((ban cong) OR (van cong)) danh toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu khang) or (chu khong)) - hanh tranh cua ((ban cong) OR (van cong)) danh toan cau*.