| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] [v-ing] to | 147 |
|
| 2 | [verb] [prep] [v-ing] to [noun prp] | 115 |
|
| 3 | be [verb] [prep] [v-ing] [noun prp] | 67 |
|
