| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] at [art] [noun] | 282 |
|
| 2 | they [vb past] at [det] [noun] | 143 |
|
| 3 | they [vb past] [art] [det] [noun] | 132 |
|
| 4 | [vb past] at [art] [det] [noun] | 113 |
|
| 5 | they [vb past] at [art] [det] | 19 |
|
