| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [det] [noun] [noun] | 442 |
|
| 2 | [prep] a [noun] ' [noun] | 359 |
|
| 3 | [prep] [det] [noun] ' [noun] | 320 |
|
| 4 | a [det] [noun] ' [noun] | 233 |
|
| 5 | [prep] a [det] [noun] ' | 137 |
|
