Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
gene line » gene clone, fine line, gene one
gene gene » gene meme, gene one, one gene
one small » some small
yang yan » yang yang, wang yan, yang fan
can one » than one, can only
yan a » can a, yan _, jan a

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 yan a ((gene line) OR (gene gene)) can one small ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yan a ((gene line) OR (gene gene)) can one small ;".
• Adding a wildcard symbol may retrieve word variants: wang yang yan a ((gene line) OR (gene gene)) can one small ;*.