Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong tam » cong tac, cong tan, dong tam
cong nam » dong nam, uong nam, thong nam
toan tap » toan 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 - hanh tang cua nhung ((cong tam) OR (cong nam)) toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tang cua nhung ((cong tam) OR (cong nam)) toan tap".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang cua nhung ((cong tam) OR (cong nam)) toan tap*.