| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [adj] [noun] | 120136 |
|
| 2 | [noun] [prep] a [det] [noun] | 2036 |
|
| 3 | [noun] [prep] [art] former [noun] | 944 |
|
| 4 | [noun] [prep] a former [noun] | 199 |
|
