| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [to-vb] [art] | 5276 |
|
| 2 | be [v-ing] [to-vb] it | 1003 |
|
| 3 | be [v-ing] it [art] | 103 |
|
| 4 | [v-ing] [to-vb] it [art] | 34 |
|
| 5 | be [to-vb] it [art] | 21 |
|
