Perhaps you should try some spelling variations:
liang tan » liang dan, liang sun, wing tan
chia chen » china chen, chia wen, hua chen
chen yang » chen rong
tang tan » tang tang, tan tan, tanz tanz
yang jun » yang jui, pang jun, yang jin
jun wong » john wong
wong sau » wong sam, wong siu, wong shiu
wang » wing, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) ((tang tan) OR (liang tan)) chia chen yang jun wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((tang tan) OR (liang tan)) chia chen yang jun wong sau ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) ((tang tan) OR (liang tan)) chia chen yang jun wong sau ;*".