| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [pron] [be] [v-ing] [prep] | 56 |
|
| 2 | [art] [pron] [be] [v-ing] [prep] | 56 |
|
| 3 | a [pron] [be] [verb] [prep] | 9 |
|
| 4 | a [pron] [be] [v-ing] [prep] | 6 |
|
