| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb mod] [verb] to [be] | 266 |
|
| 2 | [pron] [vb mod] appear to [be] | 142 |
|
| 3 | [Wh det] [vb mod] appear [prep] [be] | 35 |
|
| 4 | [Wh det] [modal v] appear to [be] | 35 |
|
