| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [be] able to | 183 |
|
| 2 | [prep] [adv] [be] able | 181 |
|
| 3 | [prep] [be] able to | 119 |
|
| 4 | [prep] [adv] [be] to | 6 |
|
