| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] [art] same level | 8 |
|
| 2 | [v-ing] [prep] the [det] level | 8 |
|
| 3 | [v-ing] [prep] [art] [det] level | 8 |
|
| 4 | [v-ing] [prep] [art] [det] level | 6 |
|
