| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pos pn] [noun] a | 991 |
|
| 2 | [prep] [pos pn] [noun] over | 574 |
|
| 3 | [prep] [noun] over a | 329 |
|
| 4 | [pos pn] [noun] over a | 118 |
|
