Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
thanh dung » thanh duong, thanh tung, thanh hung
hoc thieu » toc thieu, hoc hien
cho nhung » cho chuong, cua nhung, thi nhung
phong van » phung van, thong van, phong va
thi cong » tai cong, thien cong
ban dan » ban hang, ban hanh, ban quan

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 dung ((cho nhung) or (thi cong)) phong van ban dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - thanh dung ((cho nhung) OR (thi cong)) phong van ban dan.
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - thanh dung ((cho nhung) or (thi cong)) phong van ban dan*.