| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could be [vb pp] that | 368 |
|
| 2 | it could be [vb pp] that | 368 |
|
| 3 | it could be argued that | 220 |
|
| 4 | it could be said that | 64 |
|
| 5 | it could be shown that | 13 |
|
| 6 | it could be claimed that | 12 |
|
| 7 | it could be suggested that | 8 |
|
| 8 | it could be proved that | 5 |
|
