Perhaps you should try some spelling variations:
jiang liping » liang liying, jiang yajing, liang lilin
wang yidan » wang yan
yang yang » wang yang, wang yan
wang dan » wang yan, wang ban, wang yang
du jean » dru jean, de jean
jean hu » jean h, jean luc, jaan hui
la ru » la r, la re

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang dan) OR (wang yidan)) la ru ((jiang liping) or (yang yang)) du jean hu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang dan) OR (wang yidan)) la ru ((jiang liping) OR (yang yang)) du jean hu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dan) OR (wang yidan)) la ru ((jiang liping) or (yang yang)) du jean hu ;*".