| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] at the | 624 |
|
| 2 | [v-ing] [pron] at the | 257 |
|
| 3 | was [v-ing] [pron] the | 74 |
|
| 4 | was [v-ing] [pron] at | 43 |
|
| 5 | was [pron] at the | 29 |
|
