Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
luan thuong » luat thuong, lan thuong, luan phuong
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
trinh toan » tinh toan, thanh toan, trinh han
anh dung » anh dong, anh huong, sach dung
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: theo ((chieu sach) OR (chieu sang)) - anh dung luan thuong cong trinh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chieu sang)) - anh dung luan thuong cong trinh toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chieu sang)) - anh dung luan thuong cong trinh toan ban*.