| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] to | 77926 |
|
| 2 | be [v-ing] to | 14228 |
|
| 3 | be beginning [prep] | 189 |
|
| 4 | be beginning [prep] | 187 |
|
| 5 | be begin to | 175 |
|
| 6 | be beginning to | 169 |
|
| 7 | [be] beginning to | 169 |
|
