| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [det] [noun pl] [prep] [noun] | 1268 |
|
| 2 | within a [det] [noun pl] [prep] | 224 |
|
| 3 | within a [det] [noun pl] [noun] | 30 |
|
| 4 | within [det] [noun pl] [prep] [noun] | 15 |
|
