| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not been [adv] | 384 |
|
| 2 | have been [adv] [prep] | 262 |
|
| 3 | have not been [prep] | 204 |
|
| 4 | not been [adv] [prep] | 187 |
|
| 5 | have not [adv] [prep] | 6 |
|
