| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the [noun] if [verb] | 93 |
|
| 2 | the [noun] if [vb pp] | 79 |
|
| 3 | the [noun] [conj] required | 68 |
|
| 4 | [art] [noun] if required | 16 |
|
| 5 | the [noun] if require | 11 |
|
