| 知识点（KP） | 南京大学202x | 美国英语新闻 |
| von. + copyright | 16.85 | 12.36 |
| copyright | 57.30 | 96.76 |
| copyright + amn. | 26.96 | 72.58 |
| copyright/a | 30.33 | 75.32 |
| copyright/ajp | 30.33 | 74.24 |
| 形容词 copyright | 30.33 | 75.05 |
| copyright/lex | 67.41 | 120.67 |
| copyright/n | 37.07 | 36.04 |
| copyright/np | 6.74 | 1.66 |
| 名词 copyright | 23.59 | 20.45 |
| copyright/pos | 67.41 | 121.12 |
| amn. + copyright | 0 | 2.43 |
| copyright + von. | 0 | 3.91 |
| copyright/bit | 0 | 4.85 |
| copyright/ske | 0 | 2.56 |
| copyright/v | 0 | 9.75 |
| 动词 copyright | 0 | 1.35 |