| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could lead [prep] [noun] | 105 |
|
| 2 | it could lead [prep] | 51 |
|
| 3 | it lead [prep] [noun] | 33 |
|
| 4 | it could [prep] [noun] | 13 |
|
