Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
dap trong » dat trong, dao trong, dai trong
san chung » san chang, san nhung, sao chung
tung dap » tung dan, trung dai, tuong dan
cong san » cong tac

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 sang - thanh tung dap trong cong san chung cu~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh tung dap trong cong san chung cu*.