| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] to | 14229 |
|
| 2 | be [v-ing] to | 14228 |
|
| 3 | is [verb] to | 12835 |
|
| 4 | is [v-ing] [prep] | 9094 |
|
| 5 | is [v-ing] [prep] | 8820 |
|
| 6 | [is] [v-ing] to | 3989 |
|
| 7 | is [v-ing] to | 2168 |
|
