Perhaps you should try some spelling variations:
liang sun » liang dan, liang tan, wing sun
sun qiang » sun xifang, jun qian, sun ang
qiang di » qiang li, qiang niu, yang di
lee sang » lee ann
sang xin » zhang xin, sang minh, yang xi
wang hui » wang hua, wang zhi, wang wei
di lee » ii lee

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

• Performing a fuzzy search may retrieve terms with similar spellings: liang sun qiang di lee sang xin ((tong hui) or (wang hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: liang sun qiang di lee sang xin ((tong hui) OR (wang hui)) ;*.