Perhaps you should try some spelling variations:
yanling yang » yang yang, ying yang
test housing » cost housing, era housing, tested using
yang davis » wang david, yang dali
test using » tests using, tested using, testing using
bank long » bank loans, bank loan, bank bond
long star » lone star, long story, long span
wang » wing, wan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang OR lang) yanling yang davis ((test housing) or (test using)) bank long star ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) yanling yang davis ((test housing) OR (test using)) bank long star ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang OR lang) yanling yang davis ((test housing) or (test using)) bank long star ;*".