| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] was | 19487 |
|
| 2 | [prep] [noun sg] was | 9658 |
|
| 3 | [prep] change be | 166 |
|
| 4 | [prep] change [be] | 166 |
|
| 5 | [prep] change [was/were] | 64 |
|
| 6 | [prep] change was | 52 |
|
