Perhaps you should try some spelling variations:
yiqian wang » yijiang wang, liqin wang
qian wang » qian rong, qian yan, yan wang
yang dali » yang di, bang dai, yang all
dali form » als form
a david » a davis, de david, et david
2 david » 2.1 david, 210 david, 226 david
ian hai » 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: ((qian wang) or (yiqian wang)) yang dali form ((a david) OR (2 david)) ian hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((qian wang) OR (yiqian wang)) yang dali form ((a david) OR (2 david)) ian hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((qian wang) or (yiqian wang)) yang dali form ((a david) OR (2 david)) ian hai ;*".