| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [noun] for improvement | 15 |
|
| 2 | [be] [adv] [noun] for improvement | 15 |
|
| 3 | [is] [adv] [noun] for improvement | 11 |
|
| 4 | is [adv] [noun] for improvement | 7 |
|
| 5 | [adv] [adj] [noun] for improvement | 9 |
|
| 6 | [adv] [det] [noun] for improvement | 6 |
|
