Perhaps you should try some spelling variations:
cover changes » cover change, poverty changes, career changes
your changes » your change, your choices
were bin » wer bin, where big, wei bin
bin yang » yin yang, bin zhang, ying yang
yang kim » yong kim, kang kim, hyung kim
jong min » gong min, song min, song ming
cog min » gong min, song min
wang » wing, wan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or lang) ((your changes) OR (cover changes)) were bin yang kim ((jong min) or (cog min)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) ((your changes) OR (cover changes)) were bin yang kim ((jong min) OR (cog min)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or lang) ((your changes) OR (cover changes)) were bin yang kim ((jong min) or (cog min)) ;*".