Perhaps you should try some spelling variations:
using change » using exchange, putting change, sensing change
yulan using » plan using
wang liang » wang yang
chen yulan » chen yugang, chen yulu, chen yun
yang jui » yang judy, yang yi
change c » change 1, change 2, change 10
yang xi » yang yi
ta chen » a chen, hua chen
f ta » f a, _ ta, x ta

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang liang) or (yang xi))) or (((yang jui) or (yang di))))leo f ta chen yulan using change c ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang liang) OR (yang xi))) OR (((yang jui) OR (yang di))))leo f ta chen yulan using change c ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang liang) or (yang xi))) or (((yang jui) or (yang di))))leo f ta chen yulan using change c ;*.