Perhaps you should try some spelling variations:
thieu danh » thien danh, tieu danh, chieu xanh
hoc thieu » toc thieu, hoc hien
lang cong » dang cong, hang cong, lang dong
bang cong » dang cong, bang song, hang cong
van than » van thanh, van thang, van tuan
san than » sang than, san thanh, ban than
than cap » khan cap, thanh lap, thanh cac

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 danh - luan van than ((lang cong) or (bang cong)) san than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu danh - luan van than ((lang cong) OR (bang cong)) san than cap*.