| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] [det] | 762 |
|
| 2 | [not/n't] have [been] [det] | 82 |
|
| 3 | [not/n't] have [been] [v-ing] | 75 |
|
| 4 | [not/n't] [been] [v-ing] [det] | 34 |
|
