Perhaps you should try some spelling variations:
keong ghi » hong ghi
zhong tai » hong tan, hong hai, zhong zhi
yan yuan » yan guan, fang yuan, nan yan
dan yang » daun yang, tan yang, wang yang
yang jie » yang jin, yang di, yang jui
wan gan » gan guan
hua dan » hua ban
lu hua » li hua, qu hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wan gan) or (yan yuan)) lu hua dan yang jie ((keong ghi) or (zhong tai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan gan) OR (yan yuan)) lu hua dan yang jie ((keong ghi) OR (zhong tai)) ;*.