Perhaps you should try some spelling variations:
luan thong » luan phong, luat thong, xuan thong
luan tuong » luan luong, luat thuong, xuan truong
hanh dung » thanh dung, anh dung, hanh dong
cong dang » cong dong, cong dan, cong dung
dang toan » dang tran, dan toan, dung toan
hien anh » hien hanh, thien anh, dien anh
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: hoc hien anh - hanh dung ((luan thong) or (luan tuong)) cong dang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien anh - hanh dung ((luan thong) OR (luan tuong)) cong dang toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien anh - hanh dung ((luan thong) or (luan tuong)) cong dang toan ban*.