Perhaps you should try some spelling variations:
lang zhi » liang zhi, wang zhi, liang zhu
cao when » do when, so when, bay when
zhi dan » zhi duan, shi dan
dan cao » dan cao's, dong cao
when so » when do, when co, when soft
yang yi » yang jui
yang xi » yang jui
so jin » so ein, song jin

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang zhi dan cao when so jin ((yang yi) or (((yang di) or (yang xi)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang zhi dan cao when so jin ((yang yi) OR (((yang di) OR (yang xi)))) ;*.