| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been [adj] | 1709 |
|
| 2 | not [be] [det] | 909 |
|
| 3 | not be [det] | 909 |
|
| 4 | [adv] been [det] | 476 |
|
| 5 | not [been] [det] | 169 |
|
