| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [that] [modal v] account for [art] | 9 |
|
| 2 | [noun sg] [that] [modal v] account for [art] | 7 |
|
| 3 | [that] [modal v] account for [art] [noun] | 6 |
|
