Perhaps you should try some spelling variations:
control cut » control cost, control c, control cap
pid control » std control, speed control, food control
yang july » yang judy, yang jun
jin chang » chin chang, joon chang, ying chang
chang pid » chang min
yang jui » yang judy, yang xi
yang yi » yang xi
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((((((yang yi) or (yang di))) or (yang jui))) or (yang july)) jin chang pid control cut ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((((((yang yi) OR (yang di))) OR (yang jui))) OR (yang july)) jin chang pid control cut ;*.