Perhaps you should try some spelling variations:
things adding » thing adding, things during, things using
23d first » 2d first, 2 first, 3 first
lang yan » wang yan, wang yang, zhang yan
yan yang » yang yang, yao yang, dan yang
3d first » 3 first, 2d first, d first
dong » doing, long, done
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan yang ((3d first) or (23d first)) things adding dong sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan yang ((3d first) OR (23d first)) things adding dong sin ;.
• Adding a wildcard symbol may retrieve word variants: lang yan yang ((3d first) or (23d first)) things adding dong sin ;*.