| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [verb] [prep] | 7289 |
|
| 2 | [modal v] [be] think [prep] | 323 |
|
| 3 | [vb mod] [be] think [prep] | 323 |
|
| 4 | could [be] think [prep] | 16 |
|
| 5 | could [be] think [prep] | 16 |
|
