| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] be working [prep] | 180 |
|
| 2 | [vb past] been working [prep] | 175 |
|
| 3 | [vb past] [been] working [prep] | 175 |
|
| 4 | had [be] working [prep] | 156 |
|
| 5 | [vb past] [be] working on | 54 |
|
| 6 | [vb past] [be] working in | 30 |
|
| 7 | [vb past] [be] working for | 27 |
|
| 8 | 'd [be] working [prep] | 20 |
|
| 9 | [vb past] [be] working at | 20 |
|
| 10 | [vb past] [be] working with | 19 |
|
| 11 | [vb past] [be] working as | 9 |
|
| 12 | [vb past] [was/were] working [prep] | 5 |
|
