Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
tran hoang » tran hong, quan hoang, tran quang
thien anh » thien danh, tien anh, thien thanh
hoang van » hang va
lang cong » dang cong, bang cong, lang dong
hang cong » dang cong, hang nong, bang cong
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu xanh) OR (thien anh)) - tran hoang van ((lang cong) or (hang cong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (thien anh)) - tran hoang van ((lang cong) OR (hang cong)) dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) OR (thien anh)) - tran hoang van ((lang cong) or (hang cong)) dan than cau".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) OR (thien anh)) - tran hoang van ((lang cong) or (hang cong)) dan than cau*.