| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] who has [not/n't] [been] | 15 |
|
| 2 | [noun] who has [not/n't] been | 15 |
|
| 3 | [noun sg] who has [not/n't] [been] | 12 |
|
| 4 | [noun] who has not [been] | 11 |
|
