| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [to-vb] [adv prt] [prep] | 478 |
|
| 2 | begin [to-vb] [adv prt] [prep] | 375 |
|
| 3 | [be] begin [to-vb] [prep] | 360 |
|
| 4 | [be] begin [to-vb] [adv prt] | 181 |
|
