Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
tranh va » tranh van, trang va, trinh va
cong san » cong tac
toan cau » toan cao, toan ban
toan tai » doanh tai, toan ban, toan cao
toan tap » toan ban

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 - canh tranh va nhung cong san ((((toan cau) OR (toan tai))) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - canh tranh va nhung cong san ((((toan cau) OR (toan tai))) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu khang - canh tranh va nhung cong san ((((toan cau) OR (toan tai))) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - canh tranh va nhung cong san ((((toan cau) OR (toan tai))) or (toan tap))*.