| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had been [v-ing] [prep] | 1015 |
|
| 2 | [that] [pron] had been [v-ing] | 251 |
|
| 3 | [that] [pron] had been [prep] | 98 |
|
| 4 | [that] had been [v-ing] [prep] | 57 |
|
