| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [to-vb] [adv prt] [prep] | 478 |
|
| 2 | [to-vb] [adv prt] [prep] an | 160 |
|
| 3 | [be] [to-vb] [prep] an | 100 |
|
| 4 | [be] [adv prt] [prep] an | 81 |
|
| 5 | [be] [to-vb] [adv prt] an | 31 |
|
