| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they [be] seen [prep] [be] | 10 |
|
| 2 | [subord] they [be] seen [prep] [be] | 7 |
|
| 3 | they [vb mod] [be] seen [prep] [be] | 6 |
|
| 4 | they [modal v] [be] seen [prep] [be] | 6 |
|
| 5 | they [be] seen [prep] [be] [verb] | 6 |
|
| 6 | they [be] seen [prep] [be] [v-ing] | 5 |
|
