| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [verb] be | 1276 |
|
| 2 | [prep] [v-ing] be | 1060 |
|
| 3 | [prep] have be | 405 |
|
| 4 | [prep] having [be] | 312 |
|
| 5 | [prep] having be | 312 |
|
