hello, i am newbie just using keyword suggestion tool from http://www.digitalpoint.com/tools/suggestion/ i just try look keyword for 'uk' then i saw the results for overture is 'uk yellow pages' has 3,150.0 /day then wordtracker give the results 'No data for phrase: uk' why it so different the two of data? which is important? overture/wordtracker? i must follow which one? if i choose 'uk yellow pages' is it mean no one ever type of this keyword? thanks. thanks for advice