Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
test book » best book, text book, cost book
sheng suk » chong suk, sheng huo, sheng wu
book can » book chain, book came, book cast
yang 3 » yang _, yang 8, gang 3
3 test » 2 test, f test, 4 test
he guo » shen guo
he zuo » he zun, shen zuo

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: wang yang yang 3 test book can ((sheng suk) OR (((he guo) OR (he zuo)))) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang yang 3 test book can ((sheng suk) or (((he guo) or (he zuo)))) ;*.