| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [that] the | 1549 |
|
| 2 | problem [was/were] [that] | 138 |
|
| 3 | problem [was/were] the | 70 |
|
| 4 | problem [that] the | 40 |
|
