Perhaps you should try some spelling variations:
change human » enhance human
yang change » young change, making change, change change
yimin dang » limin wang
wang yang » wang yan, wang liang, wang yanling
gene sang » lee sang
gene bank » gene banks, one bank, genomen bank
dang hari » dang hai

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 human ((gene sang) OR (gene bank)) yimin dang hari ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang change human ((gene sang) OR (gene bank)) yimin dang hari ;*".