| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [pron] had be [v-ing] at | 9 |
|
| 2 | that [pron] had be [v-ing] at | 9 |
|
| 3 | that [pron] had been [v-ing] at | 9 |
|
| 4 | that [pers pn] had be [v-ing] at | 9 |
|
