| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] been [verb] [prep] this | 40 |
|
| 2 | [not/n't] [been] [vb pp] [prep] this | 38 |
|
| 3 | not [been] [verb] [prep] this | 36 |
|
| 4 | [not/n't] [been] [verb] in this | 15 |
|
