| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that has [not/n't] been | 83 |
|
| 2 | that has [not/n't] [been] | 83 |
|
| 3 | that has not [been] | 47 |
|
| 4 | that has n't [been] | 36 |
|
