| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] be [v-ing] to | 209 |
|
| 2 | [vb base] be [v-ing] it | 156 |
|
| 3 | be [v-ing] it to | 122 |
|
| 4 | [vb base] [v-ing] it to | 9 |
|
