| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [not/n't] been see | 30 |
|
| 2 | have [not/n't] [been] see | 29 |
|
| 3 | [vb base] [not/n't] [been] seen | 24 |
|
| 4 | [vb base] not [been] see | 18 |
|
| 5 | [vb base] n't [been] see | 12 |
|
