- Look at Google trend data (Google) for the keyword you’re interested in finding out about and look at the relative frequency across different countries.
- Find keyword research tools relevant to each country as an alternative way to find long tail keywords (e.g., Brandwatch).
- Use ExploreKeyword’s Keyword Volume Checker to find such keywords
How does this work? Assuming there’s an interest in American English, conducting a search for “calendar” will show how many times per minute the word