| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] the [adj] | 1923 |
|
| 2 | be required [to-vb] the | 444 |
|
| 3 | be required [to-vb] [adj] | 394 |
|
| 4 | required [to-vb] the [adj] | 183 |
|
