49724 keyword search

I need you to help me research from word tracker a list of keywords for 3 online marketing categories. etc public domain, search engine or viral marketing (This is just an example. Upon confirmation, I will inform you which categories you will need to work on. The details are: 1) Each category will need around 1000 keywords. 2) Each keyword must contain 2-4 words (I do not accept 1 word keyword) 3) 75% of the list must be at least 3-4 words 4) The keywords must be targeted and related (Unrelated keywords will not be accepted) For bidders, please inform me do you have this type of experience before. Thank you