| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] [v-ing] [pron] [prep] a | 19 |
|
| 2 | [prep] [be] [v-ing] [pron] [prep] a | 19 |
|
| 3 | [prep] [be] [v-ing] [pron] for [art] | 7 |
|
| 4 | [prep] [be] [v-ing] [pron] for [art] | 7 |
|
| 5 | [prep] [be] [v-ing] [pron] for a | 5 |
|
| 6 | [prep] [be] [v-ing] [pron] for a | 5 |
|
| 7 | [prep] [be] [verb] [pron] for a | 5 |
|
