| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [prep] the | 4755 |
|
| 2 | was [verb] at the | 1986 |
|
| 3 | be [v-ing] at the | 1743 |
|
| 4 | [be] [v-ing] at the | 1743 |
|
| 5 | [was/were] [v-ing] at the | 816 |
|
| 6 | was [v-ing] at [art] | 784 |
|
| 7 | was [v-ing] at [art] | 784 |
|
| 8 | was [v-ing] at the | 624 |
|
