Perhaps you should try some spelling variations:
cong nguong » cong nguon, cong thuong, cong huong
cong luong » cong thuong, nang luong, cong dong
tieu hanh » dieu hanh, tiem hanh, tien hanh
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
manh toan » thanh toan, anh tuan, tinh 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 tieu hanh - hanh tang luan ((cong nguong) or (cong luong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu hanh - hanh tang luan ((cong nguong) OR (cong luong)) manh toan ban.
• Adding a wildcard symbol may retrieve word variants: theo tieu hanh - hanh tang luan ((cong nguong) or (cong luong)) manh toan ban*.