| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [vb past] [adv] at [noun] | 200 |
|
| 2 | and [vb past] hard [prep] [noun] | 9 |
|
| 3 | and [vb past] hard [prep] [noun] | 9 |
|
| 4 | and [verb] hard at [noun] | 7 |
|
| 5 | [conj] [vb past] hard at [noun] | 6 |
|
| 6 | and [vb past] hard at [noun] | 5 |
|
