| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [adv] for a | 226 |
|
| 2 | could [verb] [adv] [prep] a | 183 |
|
| 3 | could [verb] [adv] for [art] | 47 |
|
| 4 | could [verb] [adv] for [art] | 47 |
|
| 5 | could [verb] [adv] for a | 37 |
|
