| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [vb past] [not/n't] know for | 12 |
|
| 2 | [pron] [vb past] [not/n't] know for | 12 |
|
| 3 | [vb past] [not/n't] know for [adj] | 8 |
|
| 4 | [vb past] [not/n't] know for [adj] | 8 |
|
| 5 | [vb past] [not/n't] know for sure | 6 |
|
| 6 | [vb past] [not/n't] know for sure | 6 |
|
| 7 | [vb past] [not/n't] know for [art] | 5 |
|
| 8 | [vb past] [not/n't] know for [art] | 5 |
|
