This webpage has alternate versions available in Portuguese via the use of the hreflang tag.
https://support.google.com/webmasters/answer/189077?hl=en
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Get access to data on 977,885 websites that are Portuguese HREF LANG Customers. We know of 499,403 live websites using Portuguese HREF LANG and an additional 478,482 sites that used Portuguese HREF LANG historically and 192,743 websites in the United States.
Get a list of 977,885 websites using Portuguese HREF LANG which includes location information, hosting data, contact details, 499,403 currently live websites and an additional 1,208,597 domains that redirect to sites in this list. 478,482 sites that used this technology previouslyand 192,743 websites in the United States currently using Portuguese HREF LANG.
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