| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] for an | 284 |
|
| 2 | [noun sg] required for [art] | 122 |
|
| 3 | [noun sg] required for [art] | 122 |
|
| 4 | [noun sg] [vb pp] for an | 80 |
|
| 5 | [noun sg] required for a | 41 |
|
| 6 | [noun] required for an | 17 |
|
| 7 | [noun sg] required [prep] an | 16 |
|
| 8 | [noun sg] require for an | 9 |
|
