| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] [noun] for | 19927 |
|
| 2 | [noun] [prep] preparation for | 237 |
|
| 3 | [noun sg] [prep] preparation [prep] | 177 |
|
| 4 | [noun sg] [prep] preparation for | 140 |
|
