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CloseReview for British English Dictionary by Dragon_of_Storm
Rated 5 out of 5 stars
Small tip for people who are having problems while installing:
Rename your downloaded file to "words.xpi" and try to install it again. This might help you when not try this:
http://kb.mozillazine.org/Editing_an_add-on_to_change_its_compatibility
DoS
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