| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] be [v-ing] [prep] | 8759 |
|
| 2 | be [v-ing] [prep] [be] | 6484 |
|
| 3 | [noun sg] be [prep] [be] | 5503 |
|
| 4 | [noun sg] [v-ing] [prep] [be] | 393 |
|
