According to the Centers for Medicare & Medicaid Services (CMS), is defined as:
This numbers-based string represents the specific update code, release date (often representing April 10th), or scene identifier within the site’s database architecture. alettaoceanlive aletta ocean therapy 0410 better
Grouping specific phrases in quotation marks (e.g., "aletta ocean" ) forces search engines to find that exact sequence rather than scattering the words. According to the Centers for Medicare & Medicaid