Perhaps you should try some spelling variations:
wang liang » wang yang
dam region » das region, der region, die region
region tan » region a, region taiwan, region taking
wang wang » wang yang, wang yan, wang yong
liang dam » liang dan, jiang dams, liang tan
wong siu » wong shiu, kong siu, wong sau
wang yue » wong yue, wang hua, wang yan
tan li » tang li, tian li, gan li

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang liang dam region tan li ((wong siu) or (wang yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang liang dam region tan li ((wong siu) OR (wang yue)) ;*.