Perhaps you should try some spelling variations:
when china » women china, wuhan china, han china
shen chin » shen chang, chin chin, wen chin
soon heng » soon beng, soon seng, soon ang
yang yao » yang yang, wang yan, yang yi
yao yang » yang yang
yang hua » wang hua, yang hui, ying hua
heng seo » hong seo, peng sen

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang yao yang hua ((shen chin) or (when china)) soon heng seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yao yang hua ((shen chin) OR (when china)) soon heng seo ;.
• Adding a wildcard symbol may retrieve word variants: yang yao yang hua ((shen chin) or (when china)) soon heng seo ;*.