Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu xanh » chieu sach, chieu sang, chieu tinh
tang cua » mang cua, tang luan, thong cua
hang cua » mang cua, hang ca, huong cua
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: theo ((chuc nang) or (chieu xanh)) - hanh ((tang cua) OR (hang cua)) thong cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc nang) OR (chieu xanh)) - hanh ((tang cua) OR (hang cua)) thong cong san toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chuc nang) or (chieu xanh)) - hanh ((tang cua) OR (hang cua)) thong cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chuc nang) or (chieu xanh)) - hanh ((tang cua) OR (hang cua)) thong cong san toan ban*.