Perhaps you should try some spelling variations:
zhang yan » zhang fan, zhang jian, wang yan
lang yan » wang yan, wang yang, yang yang
yang hui » yang muxi, zhang hui, yang di
wang hui » wang hua, wang zhi, wang wei
yang jui » yang judy, yang di, yang xi
jui ying » hui ying, huei ying, li ying
ying sau » ying zhu, wong sau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((lang yan) OR (zhang yan)) ((yang hui) or (wang hui)) irene yang jui ying sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((lang yan) OR (zhang yan)) ((yang hui) OR (wang hui)) irene yang jui ying sau ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((lang yan) OR (zhang yan)) ((yang hui) or (wang hui)) irene yang jui ying sau ;".
• Adding a wildcard symbol may retrieve word variants: ((lang yan) OR (zhang yan)) ((yang hui) or (wang hui)) irene yang jui ying sau ;*.