| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | only a [det] | 1798 |
|
| 2 | [v-ing] a [det] | 752 |
|
| 3 | [v-ing] only a | 232 |
|
| 4 | [v-ing] only [det] | 70 |
|
