| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be obtained free [prep] | 5 |
|
| 2 | [modal v] be obtained free [prep] [noun] | 8 |
|
| 3 | [modal v] be obtained free [prep] [noun sg] | 7 |
|
| 4 | [modal v] be obtained free [prep] charge | 6 |
|
| 5 | [modal v] be obtained free [prep] charge | 6 |
|
