| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [to-vb] [prep] | 9224 |
|
| 2 | [am/are] [verb] [to-vb] [prep] | 2798 |
|
| 3 | [am/are] [vb pp] [verb] [prep] | 1590 |
|
| 4 | [am/are] [vb pp] [to-vb] [prep] | 1336 |
|
