diff --git a/scripts/tokenizer/nonbreaking_prefixes/README.txt b/scripts/tokenizer/nonbreaking_prefixes/README.txt
new file mode 100644
index 000000000..02cdfccb9
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+++ b/scripts/tokenizer/nonbreaking_prefixes/README.txt
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+The language suffix can be found here:
+
+http://www.loc.gov/standards/iso639-2/php/code_list.php
+
+