| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] be [verb] to | 1433 |
|
| 2 | [det] be [v-ing] [prep] | 1021 |
|
| 3 | [det] be [v-ing] [prep] | 786 |
|
| 4 | [adj] be [v-ing] to | 460 |
|
| 5 | [det] be [v-ing] to | 374 |
|
| 6 | [det] [be] [v-ing] to | 374 |
|
