> You can enable/disable stemming per field type in the schema.xml, by
> removing the stemming filters from the type definition.
>
> Basically, copy your prefered type, rename it to something like
> 'text_nostem', remove the stemming filter from the type and use your
> 'text_nostem' type for your field 'type' .
+ you can search in both fields text_stemmed and text_exact using
DisMax handler and boost text_exact matching. Thus if you search for
'articles' you'll get all results with 'articles' and 'article', but
exact match will be on top.