| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [vb mod] [be] [verb] for | 63 |
|
| 2 | [adj] [vb mod] [be] account for | 14 |
|
| 3 | this [vb mod] [be] account [prep] | 8 |
|
| 4 | this [modal v] [be] account for | 8 |
|
