Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
chau tinh » cuu tinh, ha tinh, cac tinh
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
cua tinh » cua sinh, va tinh, ha tinh
tran van » luan van
dan khan » dan khanh, dan chan, dan than
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chau tinh) OR (cua tinh)) - canh tran van nhung huong dan khan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((chau tinh) OR (cua tinh)) - canh tran van nhung huong dan khan cap".
• Adding a wildcard symbol may retrieve word variants: doc ((chau tinh) OR (cua tinh)) - canh tran van nhung huong dan khan cap*.