| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] [prep] | 17588 |
|
| 2 | [verb] been work [prep] | 518 |
|
| 3 | have been work [prep] | 518 |
|
| 4 | [vb past] been work [prep] | 182 |
|
| 5 | had [be] work [prep] | 163 |
|
| 6 | had be work [prep] | 163 |
|
| 7 | had [been] work [prep] | 162 |
|
