| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] to [be] [art] | 965 |
|
| 2 | it [be] [v-ing] to [be] | 928 |
|
| 3 | it [be] to [be] [art] | 171 |
|
| 4 | it [be] [v-ing] to [art] | 72 |
|
| 5 | it [v-ing] to [be] [art] | 12 |
|
