Perhaps you should try some spelling variations:
luan trinh » xuan trinh, luan tinh, luan tranh
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh cong » trinh dung
doi chieu » doc hieu, doi chi, ho chieu
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 - ((hanh tang) OR (hanh mang)) luan trinh cong san toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - ((hanh tang) OR (hanh mang)) luan trinh cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((hanh tang) OR (hanh mang)) luan trinh cong san toan ban*.