| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] | 6057 |
|
| 2 | have n't been [prep] | 439 |
|
| 3 | have n't been [v-ing] | 273 |
|
| 4 | n't been [v-ing] [prep] | 53 |
|
