Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
truong quan » trong quan, thong quan, luong quan
thieu xanh » chieu xanh, thien anh, thien danh
nang luong » nang song
hieu manh » chieu xanh, hieu nganh, dieu hanh
quan nang » luan nang, xuan nang, quan lang
luong va » dung va
toan ban » van ban
va toan » van toan, bai toan, tap toan

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)) - hanh truong quan nang luong va toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - hanh truong quan nang luong va toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - hanh truong quan nang luong va toan ban*.