Perhaps you should try some spelling variations:
leap machine » clean machine, deep machine, meat machine
machine aids » machine minds, machine ages, machine arts
long green » going green, long grain
green leap » green clean, green deal, great leap
yang jui » yang judy, yang di, yang xi
yang jun » pang jun, yang jin, yang judy
yang yi » yang di, yang xi

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: long green leap machine aids ((((yang jui) OR (yang yi))) OR (yang jun)) (wang OR wan) hua ;~.
• Adding a wildcard symbol may retrieve word variants: long green leap machine aids ((((yang jui) or (yang yi))) or (yang jun)) (wang or wan) hua ;*.