| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which be [verb] to | 1521 |
|
| 2 | [pron] be refer to | 422 |
|
| 3 | which be refer [prep] | 41 |
|
| 4 | which be refer [prep] | 41 |
|
| 5 | which [be] refer to | 40 |
|
| 6 | which be refer to | 40 |
|
