Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
phong cong » phong chong, thong cong, chong cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cong lang » cong vang, cong luong, cong quang
lang toan » dang toan, lang thang, lang thanh
co phong » cao phong, mo phong, o phong
toan tap » toan ban
cong co » dong co, cong cu, cong so

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (hieu manh)) - thanh cong co phong cong lang toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - thanh cong co phong cong lang toan tap*.