| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [v-ing] to | 543 |
|
| 2 | this is [adv] [v-ing] | 210 |
|
| 3 | this is [v-ing] to | 127 |
|
| 4 | this is [adv] to | 81 |
|
