> Another case, which does not seem to be supported
> is when a token is replaced with a sequence of tokens, each
> representing an *alternative* meaning. Here is an example:
>
> 'dog' -> 'dog', 'pet'
> 'cat' -> 'cat', 'pet'
> 'pet' -> 'pet'
>
> When you search for 'pet' you want to match also documents with 'dog' and
> 'cat' but when you search for 'dog' you don't want to match 'cat' or 'pet'.
This strategy can be accomodated in the current design as follows:
have two analyzers, one which expands tokens to include their synonyms,
and one that doesn't. Use the first for document tokenization and the
second for query tokenization. Voila, everyone's happy.
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