| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] [art] [noun] | 16624 |
|
| 2 | [am/are] [verb] [prep] [art] [noun] | 13877 |
|
| 3 | [am/are] [v-ing] [prep] [art] [noun] | 3644 |
|
