Thanks Pugdog ,
Now is ok , I can search Number.
I forgot to "REINDEX" ,
Thanks again.

One think search problem is can't use "and" / "or" connectors,
Temp. can use for "and" connectors keyword is
+keyword1 +keyword2

People is don't like use this ,
Can u sovle this problem for "and" connectors ,
don't add use the "+" keyword.

Thanks.