| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] | 341441 |
|
| 2 | [prep] a [num ord] | 4400 |
|
| 3 | [prep] [art] fourth | 1751 |
|
| 4 | [prep] a fourth | 174 |
|
| 5 | [prep] a fourth | 174 |
|
