Modify your Google searches by searching by domain name or searching by file type.
Add site:.domain name to your search to limit your results by that specific domain name. Example: Medical Sign Language Interpreting site:.gov
Common Domain Names
.com generic domain, usually commercial, but anyone can use it
.net generic domian, originally network, but anyonecan use it
.edu limited to U.S. educational institutions
.gov limited to U.S. government
.org usually non-profit organization, but anyone can use it
List of Top-Level Internet Domains
Add filetype: PDF to your search to limit your results to PDF documents. Example: Medical Sign Language Interpreting filetype:PDF
You can limit your search results by both domain name and file type.Example: Medical Sign Language Interpreting site:.gov filetype:PDF
More Google Tips
To find an exact match, use quotes: “sign language interpreters”
To exclude unwanted words from your search, use the minus sign: virus -computer