| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [pron] [prep] a | 2644 |
|
| 2 | before [v-ing] [pron] [prep] | 321 |
|
| 3 | before [v-ing] [prep] a | 230 |
|
| 4 | before [pron] [prep] a | 50 |
|
| 5 | before [v-ing] [pron] a | 9 |
|
