| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been [v-ing] | 1167 |
|
| 2 | n't [adv] [v-ing] | 281 |
|
| 3 | n't been [v-ing] | 279 |
|
| 4 | n't [adv] been | 196 |
|
