| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be required [to-vb] a [noun sg] | 147 |
|
| 2 | be required [to-vb] a [noun] | 46 |
|
| 3 | is required [to-vb] a [noun] | 45 |
|
| 4 | are required [to-vb] a [noun] | 33 |
|
| 5 | was required [to-vb] a [noun] | 17 |
|
| 6 | be required to make a [noun] | 13 |
|
| 7 | be required to submit a [noun] | 12 |
|
| 8 | were required [to-vb] a [noun] | 9 |
|
| 9 | be required to provide a [noun] | 8 |
|
| 10 | be required to pay a [noun] | 8 |
|
| 11 | be required [to-vb] a [n mass] | 7 |
|
| 12 | be required to produce a [noun] | 7 |
|
| 13 | be required [to-vb] a report | 6 |
|
| 14 | be required [to-vb] a statement | 6 |
|
| 15 | be required [to-vb] a report | 6 |
|
| 16 | be required [to-vb] a statement | 6 |
|
| 17 | be required to take a [noun] | 6 |
|
| 18 | be required to sign a [noun] | 5 |
|
| 19 | be required to write a [noun] | 5 |
|
