| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] be [num] [noun pl] | 3999 |
|
| 2 | [ex0] could be [noun pl] | 50 |
|
| 3 | could be [num] [noun pl] | 48 |
|
| 4 | [ex0] could be [num] | 30 |
|
