| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is to | 1911 |
|
| 2 | which is [prep] | 1608 |
|
| 3 | which [be] to | 684 |
|
| 4 | which be to | 684 |
|
| 5 | which [is] to | 230 |
|
