| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [vb base] at | 37 |
|
| 2 | a [noun pl] [vb base] at | 22 |
|
| 3 | a second [vb base] at | 6 |
|
| 4 | a second [vb base] at | 6 |
|
| 5 | a police [vb base] at | 5 |
|
| 6 | a police [vb base] at | 5 |
|
