| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] n't have noticed | 17 |
|
| 2 | would n't have noticed | 17 |
|
| 3 | [modal v] n't have noticed | 17 |
|
| 4 | would n't have noticed | 17 |
|
| 5 | n't [adv] have noticed | 5 |
|
| 6 | n't [adv] have noticed | 5 |
|
| 7 | n't have noticed [pers pn] | 6 |
|
| 8 | n't have noticed [pron] | 6 |
|
| 9 | n't have noticed it | 5 |
|
| 10 | n't have noticed it | 5 |
|
