| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to be | 91055 |
|
| 2 | [v-ing] [prep] be | 10819 |
|
| 3 | [v-ing] to be | 8901 |
|
| 4 | [v-ing] to [be] | 8901 |
|
| 5 | [v-ing] to [be] | 8824 |
|
