Here I will show you the most advanced search engine queries to find out quality high domain authority links.
Forums & Discussion Sites
Industry/Niche+Create+Account
Industry/Niche+Create+Profile
Industry/Niche+Register+Account
Industry/Niche+Register+Profile
Industry/Niche in Google Discussion Search
Industry/Niche+Forum
Keyword Phrases in BoardReader (http://boardreader.com/s/WordPress.html)
CompetitorBrand+inurl:forum
Guest Author Sites
Industry/Niche+Guest+Author
Industry/Niche+Guest+Contributor
Industry/Niche+Guest+Editorial
Industry/Niche+Guest+Writer
Job Posting Sites
Industry/Niche+Jobs
Industry/Niche+Recruiting
Industry/Niche+Employers
Industry/Niche+Jobs+City
City+Job+Postings
City+Job+Board
Mentions Without Links
Brandname -website.tld
Websites to Promote your Tools, Badges, Widgets & Infographics for Link Building
industryName + intitle:tools
industryName + intitle:badges
industryName + intitle:widgets
industryName + intitle:infographics
industryName + inurl:tools
industryName + inurl:badges
industryName + inurl:widgets
industryName + inurl:infographics
industryName + top/recommended/useful/favorite/amazing/awesome tools
industryName + top/recommended/useful/favorite/amazing/awesome badges
industryName + top/recommended/useful/favorite/amazing/awesome widgets
industryName + top/recommended/useful/favorite/amazing/awesome infographics
Blogs which Review Products
ProductName + review + site:wordpress.com
ProductName + ratings + site:wordpress.com
ProductName + comparison + site:wordpress.com
ProductName + price comparison + site:wordpress.com
ProductName + compare + intext:”powered by wordpress”
ProductName + review + site:blogspot.com
ProductName + ratings + site:blogspot.com
ProductName + comparison + site:blogspot.com
ProductName + price comparison + site:blogspot.com
ProductName + review + site:typepad.com
ProductName + ratings + site:typepad.com
ProductName + comparison + site:typepad.com
ProductName + price comparison + site:typepad.com
ProductName + recommended intext:”powered by typepad”
ProductName + review + site:livejournal.com
ProductName + ratings + site:livejournal.com
ProductName + comparison + site:livejournal.com
ProductName + price comparison + site:livejournal.com
Websites which Review Products
ProductName + intitle:review
ProductName + intitle:ratings
ProductName + intitle:comparison
ProductName + intitle:price comparison
ProductName + intitle:compare
ProductName + intitle:recommended
Industry Specific Q/A
industryName + site:quora.com
industryName + site:askville.amazon.com
industryName + site:linkedin.com/answers
industryName + site:wiki.answers.com
industryName + site:answers.yahoo.com
Blogs which accept Sponsored/Paid Reviews
Keyword + intext:”this is a sponsored post”
Keyword + intext:”this was a sponsored post”
Keyword + intext:”this is a paid post”
Keyword + intext:”this was a paid post”
Keyword + intext:”this is a Sponsored review”
Keyword + intext:”this was a Sponsored review”
Keyword + intext:”this is a paid review”
Keyword + intext:”this was a paid review”
Guest Post Opportunities
Keyword/yourCompetitorName + “guest blog”
Keyword/yourCompetitorName + “guest blogger”
Keyword/yourCompetitorName + “guest Column”
Keyword/yourCompetitorName + “guest article”
Keyword/yourCompetitorName + guest post
Keyword/yourCompetitorName + guest author
Keyword/yourCompetitorName + “write for us”
Keyword/yourCompetitorName + “write for me”
Keyword/yourCompetitorName + “become a contributor”
Keyword/yourCompetitorName + “contribute to this site”
Keyword/yourCompetitorName + inurl:category/guest
Keyword/yourCompetitorName + inurl:contributors
Keyword/yourCompetitorName + “guest blog” + inanchor:contact
Keyword/yourCompetitorName + “guest blogger” + inanchor:contact
Keyword/yourCompetitorName + “guest Column” + inanchor:contact
Keyword/yourCompetitorName + “guest article” + inanchor:contact
Keyword/yourCompetitorName + “write for us” + inanchor:contact
Keyword/yourCompetitorName + “write for me” + inanchor:contact
Keyword/yourCompetitorName + “become a contributor” + inanchor:contact
Keyword/yourCompetitorName + “contribute to this site” + inanchor:contact
Blogs Relevant to your Industry
Keyword + site:wordpress.com
Keyword + site:blogspot.com
Keyword + site:typepad.com
Keyword + site:edublogs.org
Keyword + site:livejournal.com
Keyword + intext:”powered by wordpress”
Keyword + intext:”powered by typepad”