Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
irene yan » irene a, ren yan
yan guan » gan guan, yan yuan, yihan guan
yang jui » yang judy, yang di, yang xi
thi wong » thi hong, thi mong, t.j wong
wong yue » wang yue, hong yu
yan thi » yan zhi, tran thi, dang thi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang guang) OR (yan guan)) yang jui irene yan thi wong yue ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang guang) OR (yan guan)) yang jui irene yan thi wong yue ;".
• Adding a wildcard symbol may retrieve word variants: ((yang guang) OR (yan guan)) yang jui irene yan thi wong yue ;*.