| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [verb] [prep] | 59109 |
|
| 2 | [verb] [be] [v-ing] [prep] | 6304 |
|
| 3 | [verb] [be] wait [prep] | 288 |
|
| 4 | [verb] [be] waiting [prep] | 277 |
|
