| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [prep] [art] [adj] | 80 |
|
| 2 | [vb mod] [prep] [art] [num ord] | 66 |
|
| 3 | [modal v] [prep] [art] [num ord] | 66 |
|
| 4 | could [prep] [art] [num ord] | 11 |
|
| 5 | could [prep] [art] [num ord] | 11 |
|
