This module adds advanced search in order.
You can search by:
1. Order number, invoice number, zip code, tax identification number.
2. First name, last name, city, company name, phone, email.
3. Search in the final price without written cents.
4. Search in date without written day - it helps to check all orders of one month.

Advantages:
As little as possible changes.
No design changes, changed only the logic of search.
Quick and easy installation.