Perhaps you should try some spelling variations:
things adding » thing adding, things during, things using
wang yang » wang yan, wang liang, wang yanling
lang yan » wang yan, zhang yan, yang yang
d first » 2d first, 3d first, 2 first
yang d » yang di, yang du, yang _
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) OR (wang yang)) yang d first things adding dong sin ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((lang yan) OR (wang yang)) yang d first things adding dong sin ;".
• Adding a wildcard symbol may retrieve word variants: ((lang yan) OR (wang yang)) yang d first things adding dong sin ;*.