This document appears to contain technical tags and codes that are used for tracking purposes on software projects. It includes tags for different sections, teams, and time periods. The tags and numbers seem to be used to identify elements, link them, and track changes or progress over time.

4. http://stackoverflow.com
Confluence

5. tag
TAG

7. 1 PD 1
1 +2 +2
+1

8. Q1
Q2-3