| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | scheme could be [vb pp] | 31 |
|
| 2 | scheme could be [verb] | 31 |
|
| 3 | scheme could be [verb] | 31 |
|
| 4 | scheme could be [verb] | 19 |
|
| 5 | schemes could be [verb] | 12 |
|
