| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [num] [noun] ' | 1393 |
|
| 2 | [num] [noun] ' training | 21 |
|
| 3 | [prep] [noun] ' training | 16 |
|
| 4 | [prep] [num] [noun] training | 7 |
|
