| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [verb] for [art] [adj] [noun sg] | 61 |
|
| 2 | [modal v] account for [art] [adj] [noun sg] | 46 |
|
| 3 | may account for [art] [adj] [noun] | 23 |
|
| 4 | may account for [art] [adj] [noun sg] | 16 |
|
| 5 | may account [prep] [art] [adj] [noun sg] | 16 |
|
| 6 | may account [prep] [art] [adj] [noun sg] | 16 |
|
| 7 | may account for [art] [adj] [noun sg] | 16 |
|
