link to yahoo search marketing key word analyzing tool?

[tigersol]

i am going to place advertisement with yahoo search. i woulld like to analyze my competitors keywords which are mostly searched in yahoo and their bid rates.i came to yahoo has a link or tool to find out the mostly searched keywords , but i was not able to find that link. please help me to find it thanks in advance

[Internet Marketing Expert]

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Regards,

Edmund Ng

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