Perhaps you should try some spelling variations:
change change » change challenge, change changing, change chapter
yang change » young change, making change, facing change
gene sang » lee sang
gene bank » gene banks, one bank, genomen bank
dann hari » dann hat, dann war
bin dann » sein dann, bin da, ein dank

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yang change) or (change change)) human ((gene sang) OR (gene bank)) bin dann hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang change) OR (change change)) human ((gene sang) OR (gene bank)) bin dann hari ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang change) or (change change)) human ((gene sang) OR (gene bank)) bin dann hari ;*".