Perhaps you should try some spelling variations:
housing costs » housing census
xvii housing » ii housing, iii housing, fair housing
costs land » cost land, costly land, costs canada
ping wang » ping pong, hong wang
hong hong » hong kong, hong jong, hong ng
hong a » hong ma, hong w, kong a

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ping wang yanling xvii housing costs land ((hong a) OR (hong hong)) ;~.
• Adding a wildcard symbol may retrieve word variants: ping wang yanling xvii housing costs land ((hong a) or (hong hong)) ;*.