Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca
van chat » cao chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - hanh tang cua nhung cong ((dan than) or (((dan chan) OR (van chat)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - hanh tang cua nhung cong ((dan than) OR (((dan chan) OR (van chat)))) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo hieu lang - hanh tang cua nhung cong ((dan than) or (((dan chan) OR (van chat)))) cau".
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - hanh tang cua nhung cong ((dan than) or (((dan chan) OR (van chat)))) cau*.