Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
thuc hien » hoc hien
hien hanh » dieu hanh
luan han » luan hoan, luan phan, luan san
cong van » cong vang, cong san, song van
van phan » van phong, van thanh, luan phan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuc hien hanh - nhanh mang ((luan han) or (luan van)) cong van phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuc hien hanh - nhanh mang ((luan han) OR (luan van)) cong van phan lap.
• Adding a wildcard symbol may retrieve word variants: thuc hien hanh - nhanh mang ((luan han) or (luan van)) cong van phan lap*.