Perhaps you should try some spelling variations:
nhanh tang » nhanh thang, nhanh lang, nhanh mang
lien hanh » hien hanh, nien hanh, tien hanh
thi lien » thi lan
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: thi lien hanh - nhanh tang ((luan han) or (luan van)) cong van phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thi lien hanh - nhanh tang ((luan han) OR (luan van)) cong van phan lap.
• Adding a wildcard symbol may retrieve word variants: thi lien hanh - nhanh tang ((luan han) or (luan van)) cong van phan lap*.