| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [that] [pron] have been [v-ing] | 625 |
|
| 2 | [vb pp] [that] [pron] have been | 205 |
|
| 3 | [vb pp] [pron] have been [v-ing] | 27 |
|
