You're looking for information on Microsoft Office 2007 product keys and possibly a working link to obtain one. However, I must clarify that providing or seeking product keys through unofficial channels can pose security risks and may violate software licensing agreements.
Look for a sticker on the CD case or a Certificate of Authenticity (COA). microsoft office 2007 product key 100 working link
If you are unable to find your product key or need a new one, you can try the following link: You're looking for information on Microsoft Office 2007