| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] could it be that | 9 |
|
| 2 | [coord] could it be [that] | 9 |
|
| 3 | [conj] could it be [that] | 9 |
|
| 4 | [conj] could it be [that] | 9 |
|
| 5 | or could it be [that] | 7 |
|
| 6 | or could it be [that] | 7 |
|
