| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [to-vb] | 15022 |
|
| 2 | is [prep] [pron] | 3574 |
|
| 3 | is [pron] [to-vb] | 741 |
|
| 4 | is [prep] [to-vb] | 37 |
|
