# Expansion

The method to use to expand the specified Text. You can use one of the following options:

- `Fuzzy`. Return terms whose spelling is similar to that of the misspelled term specified for Text. You can also specify a number that indicates the maximum fuzzy distance to expand the terms over. For example:

      action=TermExpand&Text=acomodation&Expansion=Fuzzy3

- `Synonym`. Return the term phrases that the synonym link specified for Text corresponds to.

- `Stem`. Return all terms (in unstemmed form) that stem to the same stem as the Text term. Stemming is carried out according to the language of the query language type (the Stemming parameter has no effect for this option).

- `Wild`. Return terms that match the Wildcard term specified for Text.

Actions: | TermExpand
Type: | String
Default: |
Example: | `TermExpand&Text=ryhthm&Expansion=Fuzzy` For this query IDOL Server returns terms whose spelling is similar to that of the term ryhthm (for example, `RHYTHM`, `RHYTHMIC`, and so on). `TermExpand&Text=car*&Expansion=Wild` For this query IDOL Server returns terms that match the Wildcard term `car*` (for example, `CARAT`, `CARBONOXID`, `CARDIGAN`, and so on). `TermExpand&Text=FKKKNNLLX&Expansion=Synonym` For this query IDOL Server returns the term phrases that the synonym link `FKKKNNLLX` corresponds to (for example, if the synonym link was returned by a synonym query for dog, the synonym link might expand to `MANS BEST FRIEND`, `HOUND`, `DOG`, and so on).
See Also: | Text

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