| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] for the [adj] [noun sg] | 22 |
|
| 2 | could [verb] for the [adj] [noun sg] | 22 |
|
| 3 | could [verb] for the [adj] [noun sg] | 20 |
|
| 4 | could account for the [adj] [noun sg] | 7 |
|
| 5 | could account for the [adj] [noun sg] | 7 |
|
