| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [vb mod] be [v-ing] to | 84 |
|
| 2 | [prep] [noun sg] [vb mod] be [v-ing] | 79 |
|
| 3 | [prep] [noun sg] [vb mod] be to | 8 |
|
