Perhaps you should try some spelling variations:
chin soon » chang soon, chew soon, cho soon
shen chin » shen chang, when china, chin chin
soon heng » soon beng, soon seng, soon ang
yan yuan » yan guan, fang yuan, nan yan
han shen » khan sher, can she, han en
yan yan » nan yan, yang yang, wang yan
heng yu » zheng yu, heng fu, hong yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wai ((yan yan) or (yan yuan)) han shen chin soon heng yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wai ((yan yan) OR (yan yuan)) han shen chin soon heng yu ;.
• Adding a wildcard symbol may retrieve word variants: wai ((yan yan) or (yan yuan)) han shen chin soon heng yu ;*.