Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hanh trang » thanh trung, canh tranh, hanh trinh
hien xanh » hien hanh, hien nhanh, chieu xanh
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
doan van » doan va, hoang van, luan van
dan van » dang van, dao van, tan van

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 xanh - hanh trang cua nhung phuong ((dan van) or (doan van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh trang cua nhung phuong ((dan van) OR (doan van)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh trang cua nhung phuong ((dan van) or (doan van)) ban*.