| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] [to-vb] [pos pn] | 327 |
|
| 2 | [v-ing] [noun pl] [to-vb] [pos pn] | 182 |
|
| 3 | [is] [v-ing] [noun pl] [to-vb] | 97 |
|
