Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
thanh trung » thanh tung
trung chan » trung phan, trong chan, trung can
hoc thieu » toc thieu, hoc hien
chan dung » van dung, dan dung
cong san » cong tac
san ban » sang ban, van ban, can 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 - thanh trung chan dung trong cong san ban~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - thanh trung chan dung trong cong san ban*.