PPC is one of the advertise media OF google so According to my knowledge google is the search engine of PPC

Here some PPC Search Engines Links:
* Google AdWords provides just about everything you could want in pay per click search advertising.
* Yahoo! Search Marketing maintains a highly professional, well maintained site.
* MIVA is a network of partner sites powering over 2 billion queries per month.
* 7Search focuses on serving website owners of "low profit margin" categories of business .
* ABCSearch has been around since 2001. According to ABCSearch.
All the best

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