Google algorithm
- 2. Google Panda
• Launched 11 Feb 2011
• 28th 4.1 Ver. Released Sept. 2014
• Looking for Content Structure
• Against Thin & Poor Content
- 3. Google Penguin
• Rollout 24 April 2012
• 23 Sept 2016 – Real Time (4.0 V.)
• Find Irrelevant Backlink
• Many Website Lose Rank
- 4. Google Pigeon
• Working for Local Search Ranking
Google Pirate
• Working for Copyright Issue
Google Humming Bird
• Google Search Algorithm