Perhaps you should try some spelling variations:
song ligang » gong liutang
dong hoang » hong hong
west east » west coast
east yang » east young, east long
using sar » using sat, using svr, using smart
yang jie » yang jin, yang di, yang jui
song sar » kong sar, song pae, song so

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((song ligang) OR (dong hoang)) west east yang jie ((song sar) OR (using sar)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((song ligang) OR (dong hoang)) west east yang jie ((song sar) OR (using sar)) ;".
• Adding a wildcard symbol may retrieve word variants: wang ((song ligang) OR (dong hoang)) west east yang jie ((song sar) OR (using sar)) ;*.