| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [be] force [to-vb] for | 6 |
|
| 2 | had been force [verb] for | 6 |
|
| 3 | had [been] force [verb] for | 6 |
|
| 4 | had [be] forced [verb] for | 6 |
|
| 5 | had be force [verb] for | 6 |
|
