| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] not know [pron] at [art] | 13 |
|
| 2 | [vb past] not know [pron] at the | 13 |
|
| 3 | [vb past] not know [pron] at [art] | 13 |
|
| 4 | did not know [pron] at [art] | 13 |
|
| 5 | [vb past] not know [pers pn] at [art] | 13 |
|
| 6 | [vb past] not know it at [art] | 12 |
|
| 7 | [vb past] not know it at [art] | 12 |
|
| 8 | [vb past] n't know [pron] at [art] | 7 |
|
| 9 | [vb past] not know [pron] at [art] | 6 |
|
