Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thuong cua » huong cua, truong cua, tuong cua
cong ngang » cong nhan, cong quang, cong lang
ngang toan » nganh toan, dang toan, quang toan
tieu xanh » tieu danh, dieu hanh, tien anh
thong cua » thong quan, thong tu, huong cua
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 ((tieu xanh) or (chieu xanh)) - thanh ((thuong cua) OR (thong cua)) trong cong ngang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (chieu xanh)) - thanh ((thuong cua) OR (thong cua)) trong cong ngang toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) or (chieu xanh)) - thanh ((thuong cua) OR (thong cua)) trong cong ngang toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (chieu xanh)) - thanh ((thuong cua) OR (thong cua)) trong cong ngang toan ban*.