| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has [not/n't] [been] | 1376 |
|
| 2 | [unc] [noun] has [been] | 628 |
|
| 3 | [unc] [noun] has [not/n't] | 81 |
|
| 4 | [unc] has [not/n't] [been] | 10 |
|
