| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [unc] | 524 |
|
| 2 | be [v-ing] [prep] [unc] | 462 |
|
| 3 | be [verb] to [unc] | 407 |
|
| 4 | be [v-ing] to [unc] | 193 |
|
| 5 | [be] [v-ing] to [unc] | 193 |
|
