| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be seen to [be] | 155 |
|
| 2 | [vb mod] be seen to [be] | 155 |
|
| 3 | could be [verb] to [be] | 152 |
|
| 4 | could be [vb pp] to [be] | 148 |
|
| 5 | could [be] seen to [be] | 11 |
|
| 6 | could be seen [prep] [be] | 11 |
|
| 7 | could be see to [be] | 11 |
|
| 8 | could be seen to [be] | 11 |
|
| 9 | could be seen to [be] | 11 |
|
| 10 | could be seen [prep] [be] | 11 |
|
| 11 | could be seen to [be] | 11 |
|
