| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not be able to | 121 |
|
| 2 | not be able to | 89 |
|
| 3 | n't be able to | 74 |
|
| 4 | not be able to | 47 |
|
| 5 | not been able to | 21 |
|
| 6 | not being able to | 11 |
|
