Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yang gang » yang yang, eoyang gang, yang liang
text book » text books, test book, best book
book came » book cases
shiung wu » sheng wu
shen zuo » shen guo, sheng huo, he zuo
3 text » a text, 3 test, 1 text
he guo » he zuo, shen guo

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yang gang) OR (yang guang)) 3 text book came ((shiung wu) or (((shen zuo) or (he guo)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang gang) OR (yang guang)) 3 text book came ((shiung wu) OR (((shen zuo) OR (he guo)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang gang) OR (yang guang)) 3 text book came ((shiung wu) or (((shen zuo) or (he guo)))) ;*".