| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] could be [vb pp] [prep] | 40 |
|
| 2 | [verb] could be [vb pp] to | 21 |
|
| 3 | [vb past] could be [vb pp] [prep] | 17 |
|
| 4 | [vb base] could be [vb pp] [prep] | 14 |
|
| 5 | [verb] could be [vb pp] by | 14 |
|
| 6 | [verb] could be [vb pp] in | 12 |
|
| 7 | [vb -s] could be [vb pp] [prep] | 11 |
|
| 8 | [verb] could be [vb pp] from | 9 |
|
| 9 | think could be [vb pp] [prep] | 8 |
|
| 10 | [v-ing] could be [vb pp] [prep] | 7 |
|
| 11 | [verb] could be [vb pp] with | 6 |
|
| 12 | [verb] could be [vb pp] as | 6 |
|
| 13 | [verb] could be [vb pp] into | 5 |
|
| 14 | [verb] could be obtained [prep] | 5 |
|
| 15 | [verb] could be used [prep] | 5 |
|
| 16 | [verb] could be [vb pp] on | 5 |
|
