Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
“Before” and “after” words are terms that preceded and followed the bigram ordered in descending order by advertiser frequency. “_NNNN_” replaces a four-digit number in the anonymized data.
