Perhaps you should try some spelling variations:
past mass » past pasts, past case, past has
mass when » ass when, cases when, bars when
yang yang » wang yang, wang yan
dang haji » dang hai, dato haji
yang jie » yang jin, yang jui, yang xi
we shen » wei shen, we spend
yang yi » yang xi, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: past mass when we shen ((((((yang yang) or (yang jie))) or (yang yi))) or (yang di)) dang haji ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: past mass when we shen ((((((yang yang) OR (yang jie))) OR (yang yi))) OR (yang di)) dang haji ;*.