| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | often [adj] [to-vb] [prep] the | 19 |
|
| 2 | often [adj] [to-vb] [prep] the | 19 |
|
| 3 | often difficult [to-vb] [prep] the | 7 |
|
| 4 | often [adj] [to-vb] from the | 6 |
|
| 5 | often [adj] [to-vb] from the | 6 |
|
