Adobe ACROBAT READER 7.0 Manual page 199

Searching in attachments
When searching for specific words or phrases, you can include PDF attachments in your
search. Use either the Search Documents & Attachments button in the Attachments tab or
the advanced search options in the Search PDF window. Search results from attachments
appear in the Results list beneath the attachment file name, which includes the attachment
icon. Non-PDF attachments are ignored by the search engine.
Note: Full Search options are available only in the full version of Adobe Reader.
To search PDF attachments from the Attachments tab:
1. In the Attachments tab, choose Search Attachments from the Options menu. The Search
PDF window opens.
2. Type the word or phrase that you want to search for, select the results option you want,
and then click Search Attachments.
To search PDF attachments from the Search PDF window:
1. Click the Search button
2. Type the word or phrase that you want to search for, and select the results option you
want.
3. Click Use Advanced Search Options at the bottom of the window, and then select Search
In Attachments.
in the toolbar to open the Search PDF window.