| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] appear [prep] [be] [v-ing] | 16 |
|
| 2 | [noun sg] [modal v] appear [prep] [be] [v-ing] | 9 |
|
| 3 | [noun pl] [modal v] appear [prep] [be] [v-ing] | 6 |
|
| 4 | [modal v] appear [prep] [be] [v-ing] [pron] | 5 |
|
