David Naylor highlighted how some Google UK and IE search results are showing primarily Australian websites because some of those keywords are most frequently searched for in Australia. Conversely some Australian search results were returning primarily UK websites for keywords that are more popular in the UK.

If you can’t rank for a specific keyword it is worth looking at the composition of the search results and seeing if Google is localizing it to another region. Yet another reason to have a multi-domain strategy if you are targeting many markets.

More: continued here