| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] at [noun] | 309 |
|
| 2 | i [vb past] at [noun sg] | 103 |
|
| 3 | i [vb past] [prep] work | 47 |
|
| 4 | [pron] [vb past] at work | 26 |
|
| 5 | i [verb] at work | 7 |
|
| 6 | i [vb past] at work | 5 |
|
