| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [pers pn] | 3805 |
|
| 2 | was [v-ing] at | 2033 |
|
| 3 | [v-ing] [pers pn] at | 675 |
|
| 4 | was [pers pn] at | 35 |
|
