| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] a [noun sg] | 1734 |
|
| 2 | who [is] a [noun sg] | 293 |
|
| 3 | who [is] [v-ing] a | 109 |
|
| 4 | who [is] [v-ing] [noun sg] | 65 |
|
