| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] might require a | 9 |
|
| 2 | [noun sg] might require a | 8 |
|
| 3 | might require a [noun sg] | 7 |
|
| 4 | might require a [noun] | 7 |
|
| 5 | might require a [adj] | 5 |
|
