| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [prep] [verb] [to-vb] a | 7 |
|
| 2 | [vb mod] be [prep] [v-ing] [to-vb] a | 7 |
|
| 3 | [vb mod] be [prep] try [to-vb] a | 5 |
|
| 4 | [vb mod] be [prep] trying [to-vb] a | 5 |
|
