Perhaps you should try some spelling variations:
yanling jan » mendling jan
line case » mine case, linear case, online case
why can't » why don't
why isn't » why don't
a gene » a genre, a gender, a gentle
jan a » jane a, can a, jan m
wang » wing, wan, lang
saur » sur, spur

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yanling jan a gene ((line case) or (((why can't) or (why isn't)))) one saur ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling jan a gene ((line case) OR (((why can't) OR (why isn't)))) one saur ;.
• Adding a wildcard symbol may retrieve word variants: wang yanling jan a gene ((line case) or (((why can't) or (why isn't)))) one saur ;*.