| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [been] [prep] [det] | 81 |
|
| 2 | [not/n't] [been] [prep] a | 75 |
|
| 3 | [not/n't] [prep] [det] a | 61 |
|
| 4 | [been] [prep] [det] a | 41 |
|
| 5 | [not/n't] [been] [det] a | 13 |
|
