| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be forced [to-vb] [adv] at | 10 |
|
| 2 | [be] forced [to-vb] [adv] at | 10 |
|
| 3 | [was/were] forced [to-vb] [adv] at | 6 |
|
| 4 | was forced [to-vb] [adv] at | 5 |
|
