Perhaps you should try some spelling variations:
smart thins » smart things
yang guang » yang yang, yan guan, yang liang
wang yang » wang yan, wang liang, wang yanling
jeng dann » jeng dong, wenn dann
guang li » guan li, huang lin, tang li
dann bin » dong bin
last » east, list

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang guang li ((smart thins) or ((last or past) thing)) jeng dann bin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang guang li ((smart thins) OR ((last OR past) thing)) jeng dann bin ;.
• Adding a wildcard symbol may retrieve word variants: wang yang guang li ((smart thins) or ((last or past) thing)) jeng dann bin ;*.