Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
tuong doan » tuong dan, trong doanh, phuong doan
hieu lang » chieu sang, hieu quang, nhieu tang
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
doi hieu » doi chieu, doc hieu, doi hien
manh cua » doanh cua, ban cua
doan van » doan va, hoang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi hieu lang - hanh manh cua nhung tuong doan van ban~.
• Adding a wildcard symbol may retrieve word variants: doi hieu lang - hanh manh cua nhung tuong doan van ban*.