| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [prep] | 168963 |
|
| 2 | [prep] a [noun] [prep] | 168961 |
|
| 3 | in [art] [noun] [prep] | 133456 |
|
| 4 | in a [noun] [prep] | 21394 |
|
