| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun sg] | 465202 |
|
| 2 | 's a [noun sg] | 16873 |
|
| 3 | 's [prep] [noun sg] | 1786 |
|
| 4 | 's [prep] a | 1413 |
|
