| 知识点（KP） | 南京大学202x | 美国英语新闻 |
| amn. + policy | 758.34 | 948.08 |
| von. + policy | 593.19 | 420.87 |
| policy | 1900.92 | 2070.16 |
| policy/bit | 20.22 | 12.58 |
| policy/lex | 2504.22 | 2792.19 |
| policy/n | 2484.00 | 2783.42 |
| policy/np | 20.22 | 44.58 |
| 名词 policy | 1270.65 | 1258.39 |
| policy/pos | 2484.00 | 2783.51 |
| policy/ske | 20.22 | 6.25 |