| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been [adv] [adj] | 444 |
|
| 2 | 's been [adv] [adj] | 322 |
|
| 3 | 's not been [adj] | 31 |
|
| 4 | 's not been [adv] | 31 |
|
