| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [verb] at the [noun sg] | 344 |
|
| 2 | had [vb pp] at the [noun sg] | 317 |
|
| 3 | had worked [prep] the [noun sg] | 66 |
|
| 4 | had worked [prep] the [noun sg] | 66 |
|
| 5 | have worked at the [noun sg] | 15 |
|
| 6 | [verb] worked at the [noun sg] | 15 |
|
| 7 | had worked at the [noun] | 11 |
|
| 8 | [vb past] worked at the [noun sg] | 7 |
|
| 9 | had work at the [noun sg] | 6 |
|
| 10 | had worked at the [noun sg] | 5 |
|
| 11 | had worked at [art] [noun sg] | 5 |
|
| 12 | had worked at the [noun sg] | 5 |
|
| 13 | had worked at [art] [noun sg] | 5 |
|
