Contextual search

[ASHOK SARMAH]

Hii all .i wanted to know how solr performs contextual search.actually in
my search list i had given the query as "three book".i got the suggestn as
"a book of three".which i wanted.but when i specify it as "thri book".it
specifies me of spelling check for thri as three its fyn.but why i dont get
in this case result as "a book of three".like previous.