| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be able use the | 15 |
|
| 2 | [prep] be able to use the | 15 |
|
| 3 | [prep] be able use the | 15 |
|
| 4 | to be able use the | 12 |
|
| 5 | [prep] be able use the | 12 |
|
| 6 | to be able use the | 12 |
|
