Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh luan » khanh luan, hang luan, hanh luat
van dung » van dong, xay dung, tin dung
cong van » cong vang, song van, cong tan
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
toan tap » toan ban

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 - hanh luan van dung ((cong van) OR (cong san)) ((than cap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - hanh luan van dung ((cong van) OR (cong san)) ((than cap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hanh luan van dung ((cong van) OR (cong san)) ((than cap) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh luan van dung ((cong van) OR (cong san)) ((than cap) or (toan tap))*.