| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [v-ing] | 7573 |
|
| 2 | to be [num] | 1575 |
|
| 3 | be [v-ing] [num] | 232 |
|
| 4 | to [v-ing] [num] | 106 |
|
