We searched all articles in our database for the following synonyms. By selecting "United States" as filter, you filter the underlying database for all articles that contain any of these synonyms. You can then review all sentences where key terms/synonyms were detected. Simply click on the link for "United States" for an article in the search results.
American conference
American conferences
American journal
American journals
U
US
USA
USAS
United States of America
United States of Americas
United Stateses