Perhaps you should try some spelling variations:
land books » hand books, land banks, law books
human land » human brand, human demand
yang yang » wang yang, wang yan
yang fan » yang dean, yang jin, yang jun
3 human » 2 human
books a » books _
yan kun » yan guan, yan yuan
a yan » a yana, a man, a pan
nr 3 » nr 1, nr 2, nr 4

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: ((((((yang fan) OR (zhang fan))) OR (yang yang))) OR (yang di))nr 3 human land books a yan kun ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((yang fan) OR (zhang fan))) or (yang yang))) or (yang di))nr 3 human land books a yan kun ;~".
• Adding a wildcard symbol may retrieve word variants: ((((((yang fan) OR (zhang fan))) or (yang yang))) or (yang di))nr 3 human land books a yan kun ;*.