Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hung thang » cang thang, hung tran
cua thuong » cua truong, cua phuong, ca thuong
doi chieu » doc hieu, doi chi, ho chieu
hang hang » nang hang, cang thang, lang thang
cong tinh » cong trinh, cong vinh, long tinh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - ((hang hang) OR (hung thang)) ((cua cong) or (cua thuong)) cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((hang hang) OR (hung thang)) ((cua cong) OR (cua thuong)) cong tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - ((hang hang) OR (hung thang)) ((cua cong) or (cua thuong)) cong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((hang hang) OR (hung thang)) ((cua cong) or (cua thuong)) cong tinh toan ban*.