| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] account for [art] [noun sg] | 57 |
|
| 2 | [pron] [modal v] for [art] [noun sg] | 41 |
|
| 3 | [pron] [modal v] account for [art] | 39 |
|
| 4 | [pron] account for [art] [noun sg] | 8 |
|
