| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] be | 11457 |
|
| 2 | [prep] it be | 4431 |
|
| 3 | [v-ing] [prep] it | 4044 |
|
| 4 | [v-ing] it be | 1354 |
|
