| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] to | 12835 |
|
| 2 | is [v-ing] to | 2168 |
|
| 3 | be beginning to | 169 |
|
| 4 | [be] beginning to | 169 |
|
| 5 | [is] beginning to | 37 |
|
| 6 | is beginning [prep] | 31 |
|
| 7 | is beginning [prep] | 31 |
|
| 8 | is begin to | 29 |
|
| 9 | is beginning to | 28 |
|
