| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] had [be] working at | 12 |
|
| 2 | [noun prp] had [be] working at | 9 |
|
| 3 | [pers pn] had [be] working at | 5 |
|
| 4 | [pron] had [be] working at | 5 |
|
| 5 | had [be] working at [noun] | 7 |
|
| 6 | had [be] working at [art] | 6 |
|
| 7 | had [be] working at [art] | 6 |
|
| 8 | had [be] working at the | 5 |
|
| 9 | had [be] working at the | 5 |
|
