| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been working [prep] | 175 |
|
| 2 | had been working [prep] | 155 |
|
| 3 | [vb past] been working on | 53 |
|
| 4 | [vb past] been working on | 53 |
|
| 5 | [vb past] been working in | 28 |
|
| 6 | [vb past] been working in | 28 |
|
| 7 | [vb past] been working for | 26 |
|
| 8 | [vb past] been working for | 26 |
|
| 9 | [vb past] been working at | 20 |
|
| 10 | 'd been working [prep] | 20 |
|
| 11 | [vb past] been working at | 20 |
|
| 12 | [vb past] been working with | 19 |
|
| 13 | [vb past] been working with | 19 |
|
| 14 | [vb past] been working as | 9 |
|
| 15 | [vb past] been working as | 9 |
|
