| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [adv prt] of | 377 |
|
| 2 | [modal v] be able [verb] [adv prt] | 359 |
|
| 3 | be able [verb] [adv prt] of | 23 |
|
| 4 | [modal v] be able [verb] of | 18 |
|
