| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] required [to-vb] [art] [noun] | 112 |
|
| 2 | are required [to-vb] [art] [noun] | 110 |
|
| 3 | [am/are] required [to-vb] [art] [noun sg] | 85 |
|
| 4 | [am/are] required [to-vb] the [noun] | 72 |
|
| 5 | [am/are] required [to-vb] the [noun] | 72 |
|
| 6 | [am/are] required [to-vb] a [noun] | 40 |
|
| 7 | [am/are] required [to-vb] a [noun] | 34 |
|
| 8 | [am/are] required [to-vb] [art] [noun pl] | 20 |
|
| 9 | [am/are] required to make [art] [noun] | 7 |
|
| 10 | [am/are] required [to-vb] an [noun] | 6 |
|
| 11 | [am/are] required to submit [art] [noun] | 5 |
|
| 12 | [am/are] required [to-vb] [art] report | 5 |
|
| 13 | [am/are] required [to-vb] [art] report | 5 |
|
| 14 | [am/are] required to complete [art] [noun] | 5 |
|
