| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adj] to [be] [v-ing] | 562 |
|
| 2 | [vb mod] [be] [adj] to [be] | 293 |
|
| 3 | [vb mod] [be] [adj] to [v-ing] | 88 |
|
