| |||
| P2-hode (A hidden section of an e-mail message. From the time a message is first created, information about it is added to the message header, including technical details, such as who created the message and the software used to compose it) | |||
|
P : 13 phrases in 4 subjects |
| Environment | 1 |
| Mathematics | 6 |
| Microsoft | 5 |
| Statistics | 1 |