Perhaps you should try some spelling variations:
housing crisis » housing census, housing costs
books housing » book using, books during, jobs housing
wang yang » wang yan, wang liang, wang yanling
ying jun » yang jun, yang jui, pang jun
ying jin » yang jin, jing ji, yang jie
how some » how women

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 ((ying jun) or (ying jin)) books housing crisis how some ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((ying jun) OR (ying jin)) books housing crisis how some ;*.