| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which be to be | 604 |
|
| 2 | which was to [be] | 200 |
|
| 3 | which is to [be] | 198 |
|
| 4 | which are to [be] | 139 |
|
| 5 | which were to [be] | 67 |
|
