Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
nhung cong » thong cong, nhung don, nhung lang
hoc thieu » toc thieu, hoc hien
tranh van » tran van, trinh van, thanh van
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
doan phan » doanh phan, toan phan, dan phan
phan cac » nhan cach, phan dau, phan lap

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 van ((((nhung cong) or (dung cong))) or (hang cong)) doan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - canh tranh van ((((nhung cong) OR (dung cong))) OR (hang cong)) doan phan cac.
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - canh tranh van ((((nhung cong) or (dung cong))) or (hang cong)) doan phan cac*.