| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | increase [prep] [noun sg] [noun] [prep] [art] | 82 |
|
| 2 | [noun] [prep] [noun sg] level [prep] [art] | 72 |
|
| 3 | increase [prep] [noun sg] level [prep] [art] | 5 |
|
| 4 | increase [prep] [noun] level [prep] [art] | 5 |
|
