| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] at [prep] | 80 |
|
| 2 | was [verb] at [prep] | 69 |
|
| 3 | were [verb] at [prep] | 31 |
|
| 4 | [was/were] [v-ing] at [prep] | 20 |
|
| 5 | [was/were] [verb] at by | 19 |
|
| 6 | [was/were] look at [prep] | 17 |
|
| 7 | [was/were] [verb] at between | 17 |
|
| 8 | [was/were] estimate at [prep] | 13 |
|
| 9 | [was/were] [verb] at about | 13 |
|
| 10 | [was/were] estimated at [prep] | 13 |
|
| 11 | [was/were] [verb] at in | 12 |
|
| 12 | [was/were] looked at [prep] | 12 |
|
| 13 | [was/were] arrived at [prep] | 11 |
|
| 14 | [was/were] arrive at [prep] | 11 |
|
| 15 | [was/were] shot at [prep] | 6 |
|
| 16 | [was/were] [verb] at with | 6 |
|
| 17 | [was/were] shoot at [prep] | 6 |
|
| 18 | [was/were] [verb] at around | 5 |
|
| 19 | [was/were] [verb] at from | 5 |
|
| 20 | [was/were] looking at [prep] | 5 |
|
