| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [v-ing] to be | 1332 |
|
| 2 | [ex0] [am/are] [v-ing] to | 54 |
|
| 3 | [ex0] [am/are] to be | 43 |
|
| 4 | [ex0] [v-ing] to be | 16 |
|
